# Thiago Monteiro Match Log

Source: https://tennis-db.com/players/294/thiago-monteiro/matches
Tour: ATP
Rows on canonical first page: 200
Total matching rows: 342
Main-draw summary: 81-119 (40.5%)
Qualifying matches shown separately in the log: 142

## Visible match rows
| Date | Result | Opponent | Tournament | Category | Round | Surface | Score | Match URL |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-02-21 | L | Adolfo Daniel Vallejo | BCI Seguros Chile Open | ATP 250 | Q1 | Clay | 6-7(3) 4-6 2-6 | https://tennis-db.com/matches/1867533/adolfo-daniel-vallejo-vs-thiago-monteiro |
| 2026-02-17 | L | Joao Fonseca | Rio Open Presented by Claro | ATP 500 | R32 | Clay | 7-6(1) 1-6 | https://tennis-db.com/matches/1719498/joao-fonseca-vs-thiago-monteiro |
| 2026-02-15 | W | Dusan Lajovic | Rio Open Presented by Claro | ATP 500 | Q2 | Clay | 2-6 6-3 6-3 | https://tennis-db.com/matches/1666863/thiago-monteiro-vs-dusan-lajovic |
| 2026-02-14 | W | Adolfo Daniel Vallejo | Rio Open Presented by Claro | ATP 500 | Q1 | Clay | 6-4 6-1 | https://tennis-db.com/matches/1615978/thiago-monteiro-vs-adolfo-daniel-vallejo |
| 2026-02-08 | L | Hugo Dellien | Ieb+ Argentina Open | ATP 250 | Q2 | Clay | 1-6 3-6 | https://tennis-db.com/matches/1418064/hugo-dellien-vs-thiago-monteiro |
| 2026-02-07 | W | Franco Agamenone | Ieb+ Argentina Open | ATP 250 | Q1 | Clay | 6-4 6-0 | https://tennis-db.com/matches/1386519/thiago-monteiro-vs-franco-agamenone |
| 2025-08-24 | L | Murphy Cassone | US Open | Grand Slam | Q1 | Hard | 3-6 7-5 5-7 | https://tennis-db.com/matches/51315/murphy-cassone-vs-thiago-monteiro |
| 2025-07-21 | L | Facundo Bagnis | Generali Open | ATP 250 | Q2 | Clay | 1-6 4-6 | https://tennis-db.com/matches/10345/facundo-bagnis-vs-thiago-monteiro |
| 2025-07-21 | W | Neil Oberleitner | Generali Open | ATP 250 | Q1 | Clay | 6-4 4-6 7-6 | https://tennis-db.com/matches/10348/thiago-monteiro-vs-neil-oberleitner |
| 2025-07-17 | L | Nicolai Budkov Kjaer | Nordea Open | ATP 250 | R32 | Clay | 7-5 3-6 6-7 | https://tennis-db.com/matches/9489/nicolai-budkov-kjaer-vs-thiago-monteiro |
| 2025-07-14 | W | Vilius Gaubas | Nordea Open | ATP 250 | Q2 | Clay | 1-6 6-2 6-3 | https://tennis-db.com/matches/9543/thiago-monteiro-vs-vilius-gaubas |
| 2025-07-14 | W | Andrej Martin | Nordea Open | ATP 250 | Q1 | Clay | 7-5 6-1 | https://tennis-db.com/matches/9545/thiago-monteiro-vs-andrej-martin |
| 2025-06-30 | L | Yosuke Watanuki | Wimbledon | Grand Slam | Q1 | Grass | 6-7 6-6 | https://tennis-db.com/matches/47409/yosuke-watanuki-vs-thiago-monteiro |
| 2025-05-27 | L | Vit Kopriva | Roland Garros | Grand Slam | R128 | Clay | 4-6 3-6 6-4 7-6 1-6 | https://tennis-db.com/matches/43035/vit-kopriva-vs-thiago-monteiro |
| 2025-05-18 | L | Ivan Gakhov | Gonet Geneva Open | ATP 250 | Q1 | Clay | 6-4 6-7 3-6 | https://tennis-db.com/matches/11994/ivan-gakhov-vs-thiago-monteiro |
| 2025-05-07 | L | Federico Arnaboldi | Internazionali BNL d'Italia | Masters 1000 | Q1 | Clay | 6-7 7-6 3-6 | https://tennis-db.com/matches/26378/federico-arnaboldi-vs-thiago-monteiro |
| 2025-04-24 | L | Ethan Quinn | Mutua Madrid Open | Masters 1000 | Q2 | Clay | 6-2 6-7 6-7 | https://tennis-db.com/matches/496/ethan-quinn-vs-thiago-monteiro |
| 2025-04-23 | W | Mitchell Krueger | Mutua Madrid Open | Masters 1000 | Q1 | Clay | 7-5 6-3 | https://tennis-db.com/matches/516/thiago-monteiro-vs-mitchell-krueger |
| 2025-02-28 | L | Camilo Ugo Carabelli | BCI Seguros Chile Open | ATP 250 | R16 | Clay | 6-4 6-7 3-6 | https://tennis-db.com/matches/65262/camilo-ugo-carabelli-vs-thiago-monteiro |
| 2025-02-27 | W | Juan Manuel Cerundolo | BCI Seguros Chile Open | ATP 250 | R32 | Clay | 6-3 3-6 7-6 | https://tennis-db.com/matches/65284/thiago-monteiro-vs-juan-manuel-cerundolo |
| 2025-02-21 | L | Chun-Hsin Tseng | Rio Open Presented by Claro | ATP 500 | R16 | Clay | 7-6 3-6 6-7 | https://tennis-db.com/matches/60026/chun-hsin-tseng-vs-thiago-monteiro |
| 2025-02-20 | W | Facundo Diaz Acosta | Rio Open Presented by Claro | ATP 500 | R32 | Clay | 3-6 6-3 7-6 | https://tennis-db.com/matches/60041/thiago-monteiro-vs-facundo-diaz-acosta |
| 2025-02-10 | L | Felipe Meligeni Alves | Ieb+ Argentina Open | ATP 250 | Q1 | Clay | 7-5 3-6 6-7 | https://tennis-db.com/matches/41851/felipe-meligeni-alves-vs-thiago-monteiro |
| 2025-01-14 | L | Kei Nishikori | Australian Open | Grand Slam | R128 | Hard | 6-4 7-6 5-7 2-6 3-6 | https://tennis-db.com/matches/55825/kei-nishikori-vs-thiago-monteiro |
| 2025-01-13 | W | Kimmer Coppejans | Australian Open | Grand Slam | Q3 | Hard | 6-4 6-3 | https://tennis-db.com/matches/55849/thiago-monteiro-vs-kimmer-coppejans |
| 2025-01-13 | W | Valentin Royer | Australian Open | Grand Slam | Q2 | Hard | 7-6 6-3 | https://tennis-db.com/matches/55879/thiago-monteiro-vs-valentin-royer |
| 2025-01-12 | W | Jason Kubler | Australian Open | Grand Slam | Q1 | Hard | 7-6 7-6 | https://tennis-db.com/matches/55937/thiago-monteiro-vs-jason-kubler |
| 2024-11-07 | L | Richard Gasquet | Metz | ATP 250 | R32 | Hard | 6-4 4-6 7-6(6) | https://tennis-db.com/matches/sackmann_atp:2b574d028c7f3f75053f4679990e355007cdfefea2ff1dd63069c3bcb269582b/richard-gasquet-vs-thiago-monteiro |
| 2024-10-21 | L | Botic van de Zandschulp | Basel | ATP 500 | Q1 | Hard | 6-7(5) 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:3f1f633bb3f4a61f7cda744f6e3af587491798cd9ab30760d5e90880b3743550/botic-van-de-zandschulp-vs-thiago-monteiro |
| 2024-10-17 | L | Mariano Navone | Antwerp | ATP 250 | R32 | Hard | 3-6 6-4 7-6(6) | https://tennis-db.com/matches/sackmann_atp:3759814907743999ec556ff0cd6b33aa10d2de1b6d865eb9f70d5a2231b530d1/mariano-navone-vs-thiago-monteiro |
| 2024-08-28 | L | Ugo Humbert | US Open | Grand Slam | R128 | Hard | 3-6 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:c9e8d36b8f7d2d47e3bad78908d47f9c728e04e4becc41cbfa09a4c8006477c2/ugo-humbert-vs-thiago-monteiro |
| 2024-07-25 | L | Fabian Marozsan | Umag | ATP 250 | R16 | Clay | 2-6 7-6(7) | https://tennis-db.com/matches/sackmann_atp:10fdefe337fa42d920a003eeebaddf9ca9218fe53ea24860daadb7459d8a291e/fabian-marozsan-vs-thiago-monteiro |
| 2024-07-24 | W | Tomas Machac | Umag | ATP 250 | R32 | Clay | 3-6 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:acf48c3f09597802f8e86d5569d0ceccd0bfcd9cdffe962de66d485b6bfde471/thiago-monteiro-vs-tomas-machac |
| 2024-07-20 | L | Duje Ajdukovic | Bastad | ATP 250 | QF | Clay | 2-6 6-4 4-6 | https://tennis-db.com/matches/sackmann_atp:48e1d0f2ad5fef9a6065109adf3fa27fa4ccf0ee142ceb1260c2d394d1b88983/duje-ajdukovic-vs-thiago-monteiro |
| 2024-07-19 | W | Casper Ruud | Bastad | ATP 250 | R16 | Clay | 6-3 6-3 | https://tennis-db.com/matches/sackmann_atp:de3094c998a52f558f71fb00887c169625c8da150ce21f5d81e2bc7b334a9213/thiago-monteiro-vs-casper-ruud |
| 2024-07-18 | W | Federico Coria | Bastad | ATP 250 | R32 | Clay | 6-1 6-3 | https://tennis-db.com/matches/sackmann_atp:66c760bc287591ddf7e734fa1443abc9ebcbe3bb72a2f2d3d7e2fed5820803a8/thiago-monteiro-vs-federico-coria |
| 2024-07-03 | L | Alexei Popyrin | Wimbledon | Grand Slam | R128 | Grass | 4-6 6-7(8) 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:1703e1c5678e468027f9c24a673b95b9737f2268656ae64adc2e0d51796a0114/alexei-popyrin-vs-thiago-monteiro |
| 2024-06-23 | L | Paul Jubb | Mallorca | ATP 250 | Q2 | Grass | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:9c7fa025a33ce138bc3d772788d638a19b0939be6935a11bc70611ce32eba88c/paul-jubb-vs-thiago-monteiro |
| 2024-06-23 | W | Rio Noguchi | Mallorca | ATP 250 | Q1 | Grass | 7-6(5) 6-0 | https://tennis-db.com/matches/sackmann_atp:28f7e4ecb0d734a86eb9643cbca36d79b4683375c66f0a9476855743c7be2a8b/thiago-monteiro-vs-rio-noguchi |
| 2024-05-28 | L | Miomir Kecmanovic | Roland Garros | Grand Slam | R128 | Clay | 2-6 1-6 6-4 5-7 | https://tennis-db.com/matches/sackmann_atp:443dcf2ff6fe89781b43e8201da433cb5e9b6abda656bc0a4c0b567744b28c66/miomir-kecmanovic-vs-thiago-monteiro |
| 2024-05-27 | W | Daniel Rincon | Roland Garros | Grand Slam | Q3 | Clay | 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:256f7aae7e03f803570c571b706ebea1777c15d3b4eb60488530571098c54f4f/thiago-monteiro-vs-daniel-rincon |
| 2024-05-27 | W | Valentin Royer | Roland Garros | Grand Slam | Q2 | Clay | 3-6 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:c49f25abfd50aa87018b792f1c725ad4340aba40bab8b9101470120d3c0d96dd/thiago-monteiro-vs-valentin-royer |
| 2024-05-26 | W | Murkel Dellien | Roland Garros | Grand Slam | Q1 | Clay | 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:713660d389e1e34f409636003ef91f85b9583da177e505e14a02dfafecf4b65b/thiago-monteiro-vs-murkel-dellien |
| 2024-05-15 | L | Zhizhen Zhang | Rome Masters | Masters 1000 | R16 | Clay | 7-6(4) 3-6 | https://tennis-db.com/matches/sackmann_atp:690dfabd0a1b74ddf5adfef4a3964a184b305630722e02c759b65e7ff935307d/zhizhen-zhang-vs-thiago-monteiro |
| 2024-05-13 | W | Miomir Kecmanovic | Rome Masters | Masters 1000 | R32 | Clay | 6-2 4-6 7-6(6) | https://tennis-db.com/matches/sackmann_atp:9558db9b6b1e81f1320d8207eda70689dcdb4d2ec9aa44acaa06497a3d218a7f/thiago-monteiro-vs-miomir-kecmanovic |
| 2024-05-11 | W | Jordan Thompson | Rome Masters | Masters 1000 | R64 | Clay | 6-1 6-3 | https://tennis-db.com/matches/sackmann_atp:53f49fe455d749e7b5eac080e06f649681f25350b993fa07b588629ab1f152bc/thiago-monteiro-vs-jordan-thompson |
| 2024-05-10 | W | Gael Monfils | Rome Masters | Masters 1000 | R128 | Clay | 6-2 7-5 | https://tennis-db.com/matches/sackmann_atp:bfca0f2b0a494a4894aae2adbe2077b67eeaa10bc4be54db1eea3bd3f0fcaa14/thiago-monteiro-vs-gael-monfils |
| 2024-05-09 | W | Corentin Moutet | Rome Masters | Masters 1000 | Q2 | Clay | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:c53e69b3ed03666ad2e5bf0ca45c4cd68fa866a1c0bc1927182f915e341abddf/thiago-monteiro-vs-corentin-moutet |
| 2024-05-08 | W | Giovanni Oradini | Rome Masters | Masters 1000 | Q1 | Clay | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:59e96960c68bdbab5fd6dc2e1498b51af46630fdfd16eed4f66162a4669e02d2/thiago-monteiro-vs-giovanni-oradini |
| 2024-04-29 | L | Jiri Lehecka | Madrid Masters | Masters 1000 | R32 | Clay | 4-6 7-6(7) | https://tennis-db.com/matches/sackmann_atp:3b138713fa7048cbb54d6d1c6a9e7b8fd7446a755da175db373a1c15582a077f/jiri-lehecka-vs-thiago-monteiro |
| 2024-04-27 | W | Stefanos Tsitsipas | Madrid Masters | Masters 1000 | R64 | Clay | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:52792ec0ab50fed66c3df4affb33b3e7d24e12ec162f2546721f1ce11f42af7c/thiago-monteiro-vs-stefanos-tsitsipas |
| 2024-04-26 | W | Dusan Lajovic | Madrid Masters | Masters 1000 | R128 | Clay | 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:8a4aa7af43bde5a6324758c028e16b560d051a48f155396e12d1d3b5c58dff0f/thiago-monteiro-vs-dusan-lajovic |
| 2024-04-25 | W | Radu Albot | Madrid Masters | Masters 1000 | Q2 | Clay | 7-6(6) 1-6 6-4 | https://tennis-db.com/matches/sackmann_atp:3a55b5f5df5753280e2421d4c767cb4f5be820e79c9bd8c74e62cddf46e063f4/thiago-monteiro-vs-radu-albot |
| 2024-04-24 | W | Lucas Pouille | Madrid Masters | Masters 1000 | Q1 | Clay | 4-6 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:bae625bc6fa6c376de0d19866e2ccc69c73f56459db05af1021632e8d0e2bbbd/thiago-monteiro-vs-lucas-pouille |
| 2024-03-20 | L | Adam Walton | Miami Masters | Masters 1000 | Q1 | Hard | 6-7(5) 7-6(3) 4-6 | https://tennis-db.com/matches/sackmann_atp:582a64f2db5aeed2bee20a64a22296ee51d01fdaf18c081c7eb5679434391a9e/adam-walton-vs-thiago-monteiro |
| 2024-02-24 | L | Sebastian Baez | Rio de Janeiro | ATP 500 | QF | Clay | 4-6 6-1 2-6 | https://tennis-db.com/matches/sackmann_atp:edf76efb81b8636548e999082b843688a9f2353b47bbcbaa722c8785e9e6925b/sebastian-baez-vs-thiago-monteiro |
| 2024-02-23 | W | Felipe Meligeni Alves | Rio de Janeiro | ATP 500 | R16 | Clay | 7-5 6-3 | https://tennis-db.com/matches/sackmann_atp:904f07e57a10bb4225a157f1c68c26fa9b14579130ae259919719795fa1b71c2/thiago-monteiro-vs-felipe-meligeni-alves |
| 2024-02-22 | W | Carlos Alcaraz | Rio de Janeiro | ATP 500 | R32 | Clay | 1-1 RET | https://tennis-db.com/matches/sackmann_atp:ab2b13563d4094b5f5116b1f0e23f50b734680789472449e456e8d1b910e37e6/thiago-monteiro-vs-carlos-alcaraz |
| 2024-02-12 | L | Andrea Vavassori | Buenos Aires | ATP 250 | Q2 | Clay | 4-6 7-6(5) | https://tennis-db.com/matches/sackmann_atp:d61656abf5d0661f88801063171e3ae36e9d70144a343a052fd221259bd74d10/andrea-vavassori-vs-thiago-monteiro |
| 2024-02-12 | W | Juan Manuel Cerundolo | Buenos Aires | ATP 250 | Q1 | Clay | 4-6 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:55885f70e17a5bc98dc68c57d511334de5045c443a2665f9321b81adb65deb57/thiago-monteiro-vs-juan-manuel-cerundolo |
| 2023-08-28 | L | Giovanni Mpetshi Perricard | US Open | Grand Slam | Q1 | Hard | 6-7(11) 7-6(5) 7-6(8) | https://tennis-db.com/matches/sackmann_atp:68697fd479406243cfd1f6568f42f33e882f6f58c32de7ec13463bf175e231c0/giovanni-mpetshi-perricard-vs-thiago-monteiro |
| 2023-07-31 | L | Dennis Novak | Kitzbuhel | ATP 250 | Q2 | Clay | 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:41b430c23869e685e1f344c06cc7832c566723fffd52a0093e0bdb32904949e5/dennis-novak-vs-thiago-monteiro |
| 2023-07-31 | W | Lukas Rosol | Kitzbuhel | ATP 250 | Q1 | Clay | 7-5 6-0 | https://tennis-db.com/matches/sackmann_atp:0f18792149cb59aa642dc3b7b9d40f3515168727a946dd08d61d20d9bbcf34c5/thiago-monteiro-vs-lukas-rosol |
| 2023-07-27 | L | Guido Pella | Hamburg | ATP 500 | R32 | Clay | 3-6 6-4 4-6 | https://tennis-db.com/matches/sackmann_atp:706f68ba21eb25b7cc9b4c54624adccf7840ae9490b5c4dc9355ec5d69c2b0f5/guido-pella-vs-thiago-monteiro |
| 2023-07-24 | L | Thiago Seyboth Wild | Hamburg | ATP 500 | Q2 | Clay | 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:6dfdf572c5b3a0da163f342d2453221722da8b035ee62a1c799dcf472d2fbcfb/thiago-seyboth-wild-vs-thiago-monteiro |
| 2023-07-24 | W | Renzo Olivo | Hamburg | ATP 500 | Q1 | Clay | 7-6(2) 0-0 RET | https://tennis-db.com/matches/sackmann_atp:451fc9bb41a0e991e66588c4ecbc5de5ab7553b34fa814df287811777d2a029f/thiago-monteiro-vs-renzo-olivo |
| 2023-07-21 | L | Alexander Zverev | Bastad | ATP 250 | R16 | Clay | 1-6 0-6 | https://tennis-db.com/matches/sackmann_atp:319ee1980e537f49bf4364881931924ff883fa28b0b058d82a3a4bd86ff9c125/alexander-zverev-vs-thiago-monteiro |
| 2023-07-20 | W | Daniel Elahi Galan | Bastad | ATP 250 | R32 | Clay | 5-7 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:e53308ec5e36c0554f3927d02b3710c21ec4daa86d49e3ebec4e1d6102550cae/thiago-monteiro-vs-daniel-elahi-galan |
| 2023-07-05 | L | Christopher Eubanks | Wimbledon | Grand Slam | R128 | Grass | 6-4 5-7 5-7 3-6 | https://tennis-db.com/matches/sackmann_atp:0d6afd0a0e0ab128afa0b15a7b44b3241a0306f83f5057f952a0d6312194e4c9/christopher-eubanks-vs-thiago-monteiro |
| 2023-05-30 | L | Yannick Hanfmann | Roland Garros | Grand Slam | R128 | Clay | 3-6 5-7 6-7(6) 6-7(2) 4-6 | https://tennis-db.com/matches/sackmann_atp:efb32f1b4ddc02fe0b17d96eb185e865f677cf225dff436ea889cafe92da2ddd/yannick-hanfmann-vs-thiago-monteiro |
| 2023-05-21 | L | Daniel Rincon | Geneva | ATP 250 | Q2 | Clay | 6-3 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:058952179320f9fdd4b02da5d49396578090cef53ba0296a4160d7f13f63b58b/daniel-rincon-vs-thiago-monteiro |
| 2023-05-21 | W | Fernando Verdasco | Geneva | ATP 250 | Q1 | Clay | 6-2 6-2 | https://tennis-db.com/matches/sackmann_atp:c4b6ed36d44fe2bffd41ddb36bb0449f5c55c418c9120b461119644e8a78a13f/thiago-monteiro-vs-fernando-verdasco |
| 2023-05-13 | L | Borna Coric | Rome Masters | Masters 1000 | R64 | Clay | 6-4 7-6(8) 7-6(5) | https://tennis-db.com/matches/sackmann_atp:41b7a8c6192a5e197fcfd0669a9dc11886c9c20124622fb9ab4ff681c5364c6e/borna-coric-vs-thiago-monteiro |
| 2023-05-12 | W | Adrian Mannarino | Rome Masters | Masters 1000 | R128 | Clay | 6-1 6-2 | https://tennis-db.com/matches/sackmann_atp:a9029df89360d54d640882e5f0d71ccc6ad74c1aad576ac9bcdc36d88fcb1cd7/thiago-monteiro-vs-adrian-mannarino |
| 2023-04-29 | L | Karen Khachanov | Madrid Masters | Masters 1000 | R64 | Clay | 3-6 6-3 3-6 | https://tennis-db.com/matches/sackmann_atp:88477d7d1cf6af77975e9fed3a8a62e5ca847184cde9a1c4584373d81ce5c655/karen-khachanov-vs-thiago-monteiro |
| 2023-04-28 | W | Borna Gojo | Madrid Masters | Masters 1000 | R128 | Clay | 7-6(9) 4-6 6-3 | https://tennis-db.com/matches/sackmann_atp:8052d85924913e74db46e3b6996e63ff0eb14632cf2936fe0c2788e22c4bd9d0/thiago-monteiro-vs-borna-gojo |
| 2023-04-20 | L | Yannick Hanfmann | Munich | ATP 250 | R32 | Clay | 6-7(3) 7-6(5) 2-6 | https://tennis-db.com/matches/sackmann_atp:7c918a9922e92693ef3b05deda2476f5d84113c0fb26a0b399d2d7fef0159325/yannick-hanfmann-vs-thiago-monteiro |
| 2023-03-25 | L | Felix Auger-Aliassime | Miami Masters | Masters 1000 | R64 | Hard | 7-6(5) 7-6(8) | https://tennis-db.com/matches/sackmann_atp:24c515fdaa9589c5bb925788a14a36fffbfb6e64d0588f1d049864d1b832d456/felix-auger-aliassime-vs-thiago-monteiro |
| 2023-03-24 | W | Jason Kubler | Miami Masters | Masters 1000 | R128 | Hard | 6-4 7-6(6) | https://tennis-db.com/matches/sackmann_atp:1136819ad6e85bdc9ad43f9d9402be33940db6d24e498a206b3763b1ba3b306e/thiago-monteiro-vs-jason-kubler |
| 2023-03-10 | L | Guido Pella | Indian Wells Masters | Masters 1000 | R128 | Hard | 6-3 5-7 2-6 | https://tennis-db.com/matches/sackmann_atp:7ae95e415e591a9f2ac572bb70f3f63a7342076ee798c68d9d58b2ee1f43350c/guido-pella-vs-thiago-monteiro |
| 2023-03-04 | L | Jaume Munar | Santiago | ATP 250 | QF | Clay | 3-6 6-3 2-6 | https://tennis-db.com/matches/sackmann_atp:2e59cbee2d0fdac0819266e1fd511c7a7899885d1027585d2824448d02bd23af/jaume-munar-vs-thiago-monteiro |
| 2023-03-03 | W | Marco Cecchinato | Santiago | ATP 250 | R16 | Clay | 3-6 6-3 6-2 | https://tennis-db.com/matches/sackmann_atp:fe1813cc622e440fe4e857959b7b2f78ccb28354570f35310c46174787ed1b92/thiago-monteiro-vs-marco-cecchinato |
| 2023-03-02 | W | Albert Ramos-Vinolas | Santiago | ATP 250 | R32 | Clay | 7-5 4-6 7-5 | https://tennis-db.com/matches/sackmann_atp:7a875812d5f8f74ff56bca56540a4f005aa8f8130f16beb32bb73d372577807e/thiago-monteiro-vs-albert-ramos-vinolas |
| 2023-02-24 | L | Cameron Norrie | Rio de Janeiro | ATP 500 | R16 | Clay | 5-7 5-7 | https://tennis-db.com/matches/sackmann_atp:b814155acdad361514cf47404664337bb9c9b5868e829044136bd35ea18d52b0/cameron-norrie-vs-thiago-monteiro |
| 2023-02-23 | W | Dominic Thiem | Rio de Janeiro | ATP 500 | R32 | Clay | 6-1 3-6 7-6(2) | https://tennis-db.com/matches/sackmann_atp:7ccccb7a6c3004a574fe9465aa93bed66578b9da98417d613713ee731e32fcb5/thiago-monteiro-vs-dominic-thiem |
| 2023-02-16 | L | Pedro Cachin | Buenos Aires | ATP 250 | R32 | Clay | 7-6(2) 4-6 | https://tennis-db.com/matches/sackmann_atp:5f5b4d11c2b86b454697c5dbaf802dfca4a331a4e271f18670f33e80524ef8d8/pedro-cachin-vs-thiago-monteiro |
| 2023-02-09 | L | Federico Coria | Cordoba | ATP 250 | R32 | Clay | 6-7(5) 1-6 2-6 | https://tennis-db.com/matches/sackmann_atp:7e0ab4140eba677c2d9b944db3031e40e78ef959947b3e1ef269ed1ed04f3dcf/federico-coria-vs-thiago-monteiro |
| 2023-01-18 | L | Constant Lestienne | Australian Open | Grand Slam | R128 | Hard | 3-6 7-6(2) 3-6 | https://tennis-db.com/matches/sackmann_atp:72cd18dd081101e2e78e9462923ddf2882b28ea422402df4ef4ee2e757999701/constant-lestienne-vs-thiago-monteiro |
| 2023-01-11 | L | Jiri Lehecka | Auckland | ATP 250 | R32 | Hard | 3-6 5-7 | https://tennis-db.com/matches/sackmann_atp:8900fbcdfa920296fc54c61af69ee2f6ed203fddeacf5d8af12361075958dabf/jiri-lehecka-vs-thiago-monteiro |
| 2023-01-09 | W | Ajeet Rai | Auckland | ATP 250 | Q2 | Hard | 6-7(5) 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:b242cca165457858f49b8262ed4b9ba78eb7d011d5bdd5b9794b4300a60c0789/thiago-monteiro-vs-ajeet-rai |
| 2023-01-09 | W | Daniel Altmaier | Auckland | ATP 250 | Q1 | Hard | 3-6 7-5 7-6(6) | https://tennis-db.com/matches/sackmann_atp:03cb125f9904c2f6cb3fd69d7176b18f45593ecb4e84d2cda3390d2741c7bd23/thiago-monteiro-vs-daniel-altmaier |
| 2022-10-31 | L | Quentin Halys | Paris Masters | Masters 1000 | Q2 | Hard | 3-6 5-7 | https://tennis-db.com/matches/sackmann_atp:ef9f65278317bfd3235a71e6a80b9bb1f9c1392901a430b8f2f1c4e9f05623f5/quentin-halys-vs-thiago-monteiro |
| 2022-10-31 | W | Hugo Grenier | Paris Masters | Masters 1000 | Q1 | Hard | 4-6 6-2 7-6(1) | https://tennis-db.com/matches/sackmann_atp:7f9cdbd8f9906e2c50acf6110da56d03d2573602e21097ee85bef3254746bb72/thiago-monteiro-vs-hugo-grenier |
| 2022-10-27 | L | Grigor Dimitrov | Vienna | ATP 500 | R32 | Hard | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:f538f03fd2fda1335ddf5939e4d6ef4e90a8bccf6be0bac7360ffca4e413f1aa/grigor-dimitrov-vs-thiago-monteiro |
| 2022-10-24 | W | Oscar Otte | Vienna | ATP 500 | Q2 | Hard | 7-6(4) 4-6 6-4 | https://tennis-db.com/matches/sackmann_atp:0df905241243b965fffea7ffe874409336fc8d339336c995d8bb17729535dd48/thiago-monteiro-vs-oscar-otte |
| 2022-10-24 | W | Dusan Lajovic | Vienna | ATP 500 | Q1 | Hard | 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:09cff28d7b30fce4e92be89934f25f0429b9678415a8c83f11e84b9ac2f5528e/thiago-monteiro-vs-dusan-lajovic |
| 2022-10-20 | L | Holger Rune | Stockholm | ATP 250 | R32 | Hard | 5-7 2-6 | https://tennis-db.com/matches/sackmann_atp:dfdf9b8e296ee75129dd9fa80ccc11a96b19c10746fa1efb55c611958e75e7fa/holger-rune-vs-thiago-monteiro |
| 2022-10-14 | L | Pablo Carreno Busta | Gijon | ATP 250 | R16 | Hard | 4-6 7-6(3) | https://tennis-db.com/matches/sackmann_atp:55e65828708b27088031630b31fe352ac5bb17d3a69c1c39d7567e38f5874913/pablo-carreno-busta-vs-thiago-monteiro |
| 2022-10-13 | W | Benjamin Bonzi | Gijon | ATP 250 | R32 | Hard | 6-4 7-5 | https://tennis-db.com/matches/sackmann_atp:56eebbd57b59332f97e6310dc19e22ab5c5fb4191ec9c9dc112b50e8e3ff6c63/thiago-monteiro-vs-benjamin-bonzi |
| 2022-09-29 | L | Pablo Andujar | Tel Aviv | ATP 250 | R32 | Hard | 7-6(3) 1-6 | https://tennis-db.com/matches/sackmann_atp:85490832c1231415e80fe69a13751c9f4643415209d0213dfb01d0a2c56a3fc3/pablo-andujar-vs-thiago-monteiro |
| 2022-09-01 | L | Karen Khachanov | US Open | Grand Slam | R64 | Hard | 3-6 3-6 7-5 4-6 | https://tennis-db.com/matches/sackmann_atp:5331e94ff6c8402039a30c22458ef48f9d0c9fc36d8ca87f520d7e829c6cc1c0/karen-khachanov-vs-thiago-monteiro |
| 2022-08-31 | W | Alex Molcan | US Open | Grand Slam | R128 | Hard | 6-4 4-6 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:43079e43e42e9b6b8c21270ebff69b8e67df2c598522e54ef72f53965c69a6f1/thiago-monteiro-vs-alex-molcan |
| 2022-08-25 | L | Benjamin Bonzi | Winston-Salem | ATP 250 | R16 | Hard | 5-7 2-6 | https://tennis-db.com/matches/sackmann_atp:a796a38356efccd8d500f702c76166d0bb212a763337519af93729c6c3d7e406/benjamin-bonzi-vs-thiago-monteiro |
| 2022-08-24 | W | Nikoloz Basilashvili | Winston-Salem | ATP 250 | R32 | Hard | 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:e8994362118b0cc62c3ca16a6df414a27431fa2e1a6f4ff1fd04ef6b276d76b8/thiago-monteiro-vs-nikoloz-basilashvili |
| 2022-08-23 | W | Denis Kudla | Winston-Salem | ATP 250 | R64 | Hard | 7-6(1) 7-5 | https://tennis-db.com/matches/sackmann_atp:b2f63f90dcde792e96ece1f059793d33c0b0c0190db1dfceff3ae57d8d18b503/thiago-monteiro-vs-denis-kudla |
| 2022-08-14 | L | Henri Laaksonen | Cincinnati Masters | Masters 1000 | Q2 | Hard | 6-4 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:1d7666c2cda18d32516a39cd2ddc68133726cd4352aa95034bec6e4a96553b90/henri-laaksonen-vs-thiago-monteiro |
| 2022-08-14 | W | Emilio Nava | Cincinnati Masters | Masters 1000 | Q1 | Hard | 6-3 6-0 | https://tennis-db.com/matches/sackmann_atp:6602c2f2e4c2d687b6ea88c90c879b1879bb35d8f4af8975fc16b9676b4cbef0/thiago-monteiro-vs-emilio-nava |
| 2022-07-27 | L | Jiri Lehecka | Kitzbuhel | ATP 250 | R32 | Clay | 7-6(6) 4-6 | https://tennis-db.com/matches/sackmann_atp:26577e2a2b4ec840b149f6bafcc34d0b336b45497dcaa46572919620a97febfd/jiri-lehecka-vs-thiago-monteiro |
| 2022-07-21 | L | Nicolas Jarry | Gstaad | ATP 250 | R32 | Clay | 6-7(9) 7-6(4) 7-6(6) | https://tennis-db.com/matches/sackmann_atp:b29f67de8a1e0b295fb4dc270fd3f41df7b88eae731d5c620e423ddf40ea462b/nicolas-jarry-vs-thiago-monteiro |
| 2022-06-29 | L | Jaume Munar | Wimbledon | Grand Slam | R128 | Grass | 2-6 4-6 5-7 | https://tennis-db.com/matches/sackmann_atp:34bbcb80eb42623e029075cdecaa5e71fd2a8f6c32483342fdc03e462e653569/jaume-munar-vs-thiago-monteiro |
| 2022-06-23 | L | Taylor Fritz | Eastbourne | ATP 250 | R16 | Grass | 5-7 3-6 | https://tennis-db.com/matches/sackmann_atp:cc9dcd846710401c55aa072141eb61006d8117fb5d28a0d0fb4ed6d98c4f5610/taylor-fritz-vs-thiago-monteiro |
| 2022-06-22 | W | Ugo Humbert | Eastbourne | ATP 250 | R32 | Grass | 6-7(2) 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:9796cd5b0c3bd17aa06846fc6ec66eee2cec59343dd4e3e251efe44af15ec9c0/thiago-monteiro-vs-ugo-humbert |
| 2022-06-20 | W | Juncheng Shang | Eastbourne | ATP 250 | Q2 | Grass | 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:a83937f02a6f0644431352e352c6c4a264cbfe6bee5b0c69be350dd850468d38/thiago-monteiro-vs-juncheng-shang |
| 2022-06-20 | W | Mark Whitehouse | Eastbourne | ATP 250 | Q1 | Grass | 7-6(3) 6-3 | https://tennis-db.com/matches/sackmann_atp:ba31366f9d0d0f687d6bca1283134c8eb464a1e8cbe33dc57191c77444a79a86/thiago-monteiro-vs-mark-whitehouse |
| 2022-05-22 | L | Tennys Sandgren | Roland Garros | Grand Slam | Q1 | Clay | 6-3 7-6(5) 7-6(8) | https://tennis-db.com/matches/sackmann_atp:e4479fa19525c964cfa0a24a490a0cf7050b5b2443bc5087301b3472551d2a63/tennys-sandgren-vs-thiago-monteiro |
| 2022-04-25 | L | Egor Gerasimov | Munich | ATP 250 | Q2 | Clay | 1-6 1-6 | https://tennis-db.com/matches/sackmann_atp:801544e0b910b47a6e1c86cac29b3a88683145f1f162321774e2cc9e7fe0adae/egor-gerasimov-vs-thiago-monteiro |
| 2022-04-25 | W | Mikhail Kukushkin | Munich | ATP 250 | Q1 | Clay | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:16facbb2437434fe5f1d6498e8002520295060c400db2810f6431dae55e02e90/thiago-monteiro-vs-mikhail-kukushkin |
| 2022-04-23 | L | Karen Khachanov | Belgrade | ATP 250 | QF | Clay | 5-7 4-6 | https://tennis-db.com/matches/sackmann_atp:fa9557f0970515a6b796ee16e7859ce790690249feca8baede0d71138361710c/karen-khachanov-vs-thiago-monteiro |
| 2022-04-22 | W | Filip Krajinovic | Belgrade | ATP 250 | R16 | Clay | 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:5d8ddb43b17cae0251512c5c5bdbfd3ca7805811fcd5283719b1d06e03a8a873/thiago-monteiro-vs-filip-krajinovic |
| 2022-04-21 | W | Joao Sousa | Belgrade | ATP 250 | R32 | Clay | 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:4c143a6b8ebd7806b0e622c0af46a60a4b3d486aad66057aae7fe1c1e55537e1/thiago-monteiro-vs-joao-sousa |
| 2022-04-18 | W | Damir Dzumhur | Belgrade | ATP 250 | Q2 | Clay | 6-3 3-6 6-4 | https://tennis-db.com/matches/sackmann_atp:56e7d4523ab179cffc76147b31cd7cb832fa6fa47b3fb311d0f3b73e2bee369e/thiago-monteiro-vs-damir-dzumhur |
| 2022-04-18 | W | Giulio Zeppieri | Belgrade | ATP 250 | Q1 | Clay | 7-6(4) 4-6 6-4 | https://tennis-db.com/matches/sackmann_atp:cd69a6734fe61a4e059fc3eccd7ce279d81456d09e1af22604adb5b74729f564/thiago-monteiro-vs-giulio-zeppieri |
| 2022-03-23 | L | Dmitry Popko | Miami Masters | Masters 1000 | Q1 | Hard | 4-6 6-4 4-6 | https://tennis-db.com/matches/sackmann_atp:e6ab78c66be858d69e3e7e48a096c440acfd151121bc07e85d9e68dca4e516a0/dmitry-popko-vs-thiago-monteiro |
| 2022-02-26 | L | Sebastian Baez | Santiago | ATP 250 | QF | Clay | 5-7 6-3 4-6 | https://tennis-db.com/matches/sackmann_atp:2927f85e71a94682781645c06ed5fd8438b11ec9a00bec0a822eebf4ed3045b0/sebastian-baez-vs-thiago-monteiro |
| 2022-02-25 | W | Federico Delbonis | Santiago | ATP 250 | R16 | Clay | 3-6 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:a1264c5e8b16dd466e07d5575ca0a384cd6f47e4b1954cef858415feb622c4f1/thiago-monteiro-vs-federico-delbonis |
| 2022-02-24 | W | Nicolas Jarry | Santiago | ATP 250 | R32 | Clay | 7-6(9) 6-4 | https://tennis-db.com/matches/sackmann_atp:0853732e99fe7ddc5f4745320abfb75e8a2dee5e59b4d9d84dc823a215e33166/thiago-monteiro-vs-nicolas-jarry |
| 2022-02-18 | L | Matteo Berrettini | Rio de Janeiro | ATP 500 | R16 | Clay | 4-6 6-7(6) 3-6 | https://tennis-db.com/matches/sackmann_atp:7bbda763580d046c5bc49892e6990aec61016932017a70055ca95a5e7f7a275e/matteo-berrettini-vs-thiago-monteiro |
| 2022-02-17 | W | Sebastian Baez | Rio de Janeiro | ATP 500 | R32 | Clay | 1-6 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:2a8a800a317a90150fa1bb70bf594206e81f20e4d7dcd707ac4414a069d9a0df/thiago-monteiro-vs-sebastian-baez |
| 2022-02-11 | L | Fernando Verdasco | Buenos Aires | ATP 250 | R16 | Clay | 6-2 3-6 5-7 | https://tennis-db.com/matches/sackmann_atp:baafcd10947901c43c0ab803d178fd26ee22f2f72823e2091f75f3c58f1dff20/fernando-verdasco-vs-thiago-monteiro |
| 2022-02-10 | W | Albert Ramos-Vinolas | Buenos Aires | ATP 250 | R32 | Clay | 6-3 6-3 | https://tennis-db.com/matches/sackmann_atp:6d3d36b8dbf47da243ace8e7e0cb1fa8972e69be5055a046f91c148c56f1503f/thiago-monteiro-vs-albert-ramos-vinolas |
| 2022-02-03 | L | Pedro Martinez | Cordoba | ATP 250 | R32 | Clay | 6-4 4-6 7-6(4) | https://tennis-db.com/matches/sackmann_atp:5783b1503ebe3f68b1e734ad62a57fb84b445609f9cc024462c5ff4f8127cbe6/pedro-martinez-vs-thiago-monteiro |
| 2022-01-19 | L | Benoit Paire | Australian Open | Grand Slam | R128 | Hard | 4-6 6-3 5-7 6-2 5-7 | https://tennis-db.com/matches/sackmann_atp:b1263fd21ca91c345ce57b58b082654659674697f7ea50c108469695ffbb541d/benoit-paire-vs-thiago-monteiro |
| 2022-01-15 | L | Corentin Moutet | Adelaide 2 | ATP 250 | QF | Hard | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:8e55160899d58e3db8f107623d1b5b3e64e8fe6ffdf0e2449edf8df94516a00b/corentin-moutet-vs-thiago-monteiro |
| 2022-01-14 | W | Gael Monfils | Adelaide 2 | ATP 250 | R16 | Hard | 6-7(2) 6-3 1-0 RET | https://tennis-db.com/matches/sackmann_atp:b1a12fbf2557283bda0bbb073d2c2da207254461c8e0382f8f574b27fd27628f/thiago-monteiro-vs-gael-monfils |
| 2022-01-13 | W | Yoshihito Nishioka | Adelaide 2 | ATP 250 | R32 | Hard | 1-6 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:52c83bb10a05ee26598a1eaa427b340643e24c451bfa4d54ff13701dfd285439/thiago-monteiro-vs-yoshihito-nishioka |
| 2022-01-10 | L | Steve Johnson | Adelaide 2 | ATP 250 | Q2 | Hard | 7-6(6) 4-6 | https://tennis-db.com/matches/sackmann_atp:f042f7f6647108e841c2138c817d694a6fe8d00efc15165f65026ad0848a5e04/steve-johnson-vs-thiago-monteiro |
| 2022-01-10 | W | Harry Bourchier | Adelaide 2 | ATP 250 | Q1 | Hard | 7-6(6) 6-1 | https://tennis-db.com/matches/sackmann_atp:551c79824a4439bbba5895419a6025a6088b7db0b3f75cf70c80a3b8f921a03d/thiago-monteiro-vs-harry-bourchier |
| 2022-01-07 | L | Marin Cilic | Adelaide 1 | ATP 250 | R16 | Hard | 4-6 7-6(3) | https://tennis-db.com/matches/sackmann_atp:d072755663a66b0f945410a42cea628d489ae3a36c9a1106a3d67d936c77cf11/marin-cilic-vs-thiago-monteiro |
| 2022-01-06 | W | Daniel Altmaier | Adelaide 1 | ATP 250 | R32 | Hard | 6-2 3-6 7-6(2) | https://tennis-db.com/matches/sackmann_atp:8318869ffb935d4c616911239b04afe8e2f91ddf3371bbadcbdeb29079f2d5b5/thiago-monteiro-vs-daniel-altmaier |
| 2021-10-09 | L | Tennys Sandgren | Indian Wells Masters | Masters 1000 | R128 | Hard | 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:67c3d476aeab5fc0dda3ad8262cc8468b1dadb0ddaa59cdd5188ad965cd7ac34/tennys-sandgren-vs-thiago-monteiro |
| 2021-09-01 | L | Daniel Evans | US Open | Grand Slam | R128 | Hard | 3-6 6-7(6) 4-6 1-6 | https://tennis-db.com/matches/sackmann_atp:0f28c92a0ab8828f5d1d1741092d1dc10e25557075065386c6278c76bea9e0eb/daniel-evans-vs-thiago-monteiro |
| 2021-08-26 | L | Frances Tiafoe | Winston-Salem | ATP 250 | R16 | Hard | 5-7 7-6(2) | https://tennis-db.com/matches/sackmann_atp:2a1f178bb6d46ae9858dd3d6ba8c3e4c0c5b5a82871e1996abdfeb66660672ac/frances-tiafoe-vs-thiago-monteiro |
| 2021-08-25 | W | Eduardo Nava | Winston-Salem | ATP 250 | R32 | Hard | 7-5 6-1 | https://tennis-db.com/matches/sackmann_atp:fab882fe58c7be8c7664ce53a716c5f97c5c3e6aa7422ad25c3d26d0b1a4ebea/thiago-monteiro-vs-eduardo-nava |
| 2021-08-24 | W | James Duckworth | Winston-Salem | ATP 250 | R64 | Hard | 6-4 4-6 7-6(5) | https://tennis-db.com/matches/sackmann_atp:9e6361d99d1a89cce8ab1bb1335eca1b0f95a190a7cc2e8a2e6dd92d2fbab8b0/thiago-monteiro-vs-james-duckworth |
| 2021-08-15 | L | Carlos Alcaraz | Cincinnati Masters | Masters 1000 | Q1 | Hard | 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:7f03c1fc207b52ea472c0d68869ee8b512b1b01e9fe0c75665764c040a1cdfd1/carlos-alcaraz-vs-thiago-monteiro |
| 2021-07-15 | L | Yannick Hanfmann | Bastad | ATP 250 | R32 | Clay | 2-6 5-7 | https://tennis-db.com/matches/sackmann_atp:c9e1b7623b3ee7a731538a5018d0d0f253364eb4044825ddb21a3c14c6a4f386/yannick-hanfmann-vs-thiago-monteiro |
| 2021-06-30 | L | Felix Auger-Aliassime | Wimbledon | Grand Slam | R128 | Grass | 3-6 3-6 3-6 | https://tennis-db.com/matches/sackmann_atp:0e6dad7ea98210e43f8d7659128dde93e29c8cbfb60861e80423417abf0b7107/felix-auger-aliassime-vs-thiago-monteiro |
| 2021-06-03 | L | Steve Johnson | Roland Garros | Grand Slam | R64 | Clay | 3-6 6-7(2) 7-6(2) 6-3 3-6 | https://tennis-db.com/matches/sackmann_atp:612521aa21ddb4efe0df773b205f262d814010ad1fa34a958216e20f59e9b2b8/steve-johnson-vs-thiago-monteiro |
| 2021-06-01 | W | Francisco Cerundolo | Roland Garros | Grand Slam | R128 | Clay | 6-3 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:1596092a8536efd1d7cf59f165e50f06f9cc3ad9c42bab5ede9a9dd1a794abbc/thiago-monteiro-vs-francisco-cerundolo |
| 2021-05-28 | L | Federico Delbonis | Belgrade 2 | ATP 250 | R16 | Clay | 7-6(6) 6-3 4-6 | https://tennis-db.com/matches/sackmann_atp:2f03b5eb1987b2eccf052202d3ccda844dbf35b9604725c29597ecb8d5032b13/federico-delbonis-vs-thiago-monteiro |
| 2021-05-27 | W | Radu Albot | Belgrade 2 | ATP 250 | R32 | Clay | 6-2 6-2 | https://tennis-db.com/matches/sackmann_atp:d563e11319036a9df06b4bdef639f7ef8d443c0e05fefb56e0a3b3e8ba41ddea/thiago-monteiro-vs-radu-albot |
| 2021-05-19 | L | Laslo Djere | Geneva | ATP 250 | R32 | Clay | 6-7(7) 3-6 5-7 | https://tennis-db.com/matches/sackmann_atp:438b2dafc601382060a5b1ed86830b473346e5a7916d1adece29f0afcfb7275e/laslo-djere-vs-thiago-monteiro |
| 2021-05-09 | L | Tommy Paul | Rome Masters | Masters 1000 | Q2 | Clay | 5-7 6-4 7-6(4) | https://tennis-db.com/matches/sackmann_atp:64eeaa8bc9102a4737d249ddf83e1e66480448f89e3645d8cd4c1883a433cc77/tommy-paul-vs-thiago-monteiro |
| 2021-05-09 | W | Mikhail Kukushkin | Rome Masters | Masters 1000 | Q1 | Clay | 7-6(3) 7-6(1) | https://tennis-db.com/matches/sackmann_atp:84329f606308c64a2592b4673414192a01569e334236833068dfbb2b5c9e7a50/thiago-monteiro-vs-mikhail-kukushkin |
| 2021-05-02 | L | Marcos Giron | Madrid Masters | Masters 1000 | Q1 | Clay | 4-6 6-7(12) 7-6(4) | https://tennis-db.com/matches/sackmann_atp:995d95ce9294e1a0d45a640718456337c101c8bace35a7abe28ea89c6ecaabae/marcos-giron-vs-thiago-monteiro |
| 2021-04-29 | L | Nikoloz Basilashvili | Munich | ATP 250 | R32 | Clay | 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:7647aaeea6b8befc80f219006e906b73d5951604e6b5e67a2f3dec6678cfc17f/nikoloz-basilashvili-vs-thiago-monteiro |
| 2021-04-21 | L | Jaume Munar | Barcelona | ATP 500 | R64 | Clay | 3-6 5-7 | https://tennis-db.com/matches/sackmann_atp:37b506ef4e193967ed3f5982fd9dd252f92f630e17ad035d39c992a4cb86ccc5/jaume-munar-vs-thiago-monteiro |
| 2021-04-11 | L | Joao Sousa | Monte Carlo Masters | Masters 1000 | Q1 | Clay | 5-7 2-6 | https://tennis-db.com/matches/sackmann_atp:0243ce32019976de339d40c49be0ef891d5b357b3f10297d1e5806595f1bbe65/joao-sousa-vs-thiago-monteiro |
| 2021-03-05 | L | Miomir Kecmanovic | Buenos Aires | ATP 250 | R16 | Clay | 7-5 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:45740ce0fc27b3b9b749f14805819e0fe17c883cee790bc8eee4cdc406745fb1/miomir-kecmanovic-vs-thiago-monteiro |
| 2021-03-04 | W | Roberto Carballes Baena | Buenos Aires | ATP 250 | R32 | Clay | 6-2 6-3 | https://tennis-db.com/matches/sackmann_atp:56b15ab1c238e1cfdb3f45f4db5eec317208b1fa46f4f5c9048a4e656683e8e0/thiago-monteiro-vs-roberto-carballes-baena |
| 2021-02-27 | L | Juan Manuel Cerundolo | Cordoba | ATP 250 | QF | Clay | 2-6 6-2 3-6 | https://tennis-db.com/matches/sackmann_atp:3a1cb59accf073ef170141254510f3ca65d1244bc12ac9da595e52abf235cf33/juan-manuel-cerundolo-vs-thiago-monteiro |
| 2021-02-26 | W | Roberto Carballes Baena | Cordoba | ATP 250 | R16 | Clay | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:7537c808689f693ff81295aa4056270f5a447060dc06ffe8b3151c6ac903fdf2/thiago-monteiro-vs-roberto-carballes-baena |
| 2021-02-25 | W | Joao Menezes | Cordoba | ATP 250 | R32 | Clay | 6-3 6-3 | https://tennis-db.com/matches/sackmann_atp:fd36737b348159a78fa54dc13ab8b522b0dbde9e61864fe725bd8ea4758e46a1/thiago-monteiro-vs-joao-menezes |
| 2021-02-11 | L | Andrey Rublev | Australian Open | Grand Slam | R64 | Hard | 4-6 4-6 7-6(8) | https://tennis-db.com/matches/sackmann_atp:1748c39ad2736d15e7bfbce8a75b4433d29a777421a4394d580342bec954aa8d/andrey-rublev-vs-thiago-monteiro |
| 2021-02-10 | W | Andrej Martin | Australian Open | Grand Slam | R128 | Hard | 7-6(6) 6-1 6-2 | https://tennis-db.com/matches/sackmann_atp:047928827fb69e67c44feb6a1d4902bd303ff6e713b56d52cb990dfd1e2a633c/thiago-monteiro-vs-andrej-martin |
| 2021-02-06 | L | Stefano Travaglia | Great Ocean Road Open | ATP 250 | SF | Hard | 3-6 4-6 | https://tennis-db.com/matches/sackmann_atp:5c6b76968101a5fbb44c387de80e1d4b535dca4bab779ce5153e00942dd8ca64/stefano-travaglia-vs-thiago-monteiro |
| 2021-02-06 | W | Jordan Thompson | Great Ocean Road Open | ATP 250 | QF | Hard | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:f69819218c693cacc402ea66969a37c39449b3c34d52b91831dfa6e57557bb97/thiago-monteiro-vs-jordan-thompson |
| 2021-02-05 | W | Carlos Alcaraz | Great Ocean Road Open | ATP 250 | R16 | Hard | 7-6(3) 6-3 | https://tennis-db.com/matches/sackmann_atp:6fb17e71c916e94f81c2a7dee20e783696c3e07530e16d973efe3258b7bbd223/thiago-monteiro-vs-carlos-alcaraz |
| 2021-02-04 | W | Matthew Ebden | Great Ocean Road Open | ATP 250 | R32 | Hard | 6-7(4) 6-4 6-3 | https://tennis-db.com/matches/sackmann_atp:96c711ef3b25304df5f2e9a220581b6e97b93e5dd4621403fe114a5179220250/thiago-monteiro-vs-matthew-ebden |
| 2021-02-03 | W | Thomas Fancutt | Great Ocean Road Open | ATP 250 | R64 | Hard | 6-4 6-4 | https://tennis-db.com/matches/sackmann_atp:6676bd863514624d760f7ca43886db11392013cd3761319f716b204117e3aa74/thiago-monteiro-vs-thomas-fancutt |
| 2021-01-11 | L | John Isner | Delray Beach | ATP 250 | R16 | Hard | 4-6 7-6(4) | https://tennis-db.com/matches/sackmann_atp:93c851694a6c25fe82f5d5b21047bb0823097c2c625f60877efb56ce9e22edd8/john-isner-vs-thiago-monteiro |
| 2021-01-10 | W | Thomaz Bellucci | Delray Beach | ATP 250 | R32 | Hard | 6-3 7-5 | https://tennis-db.com/matches/sackmann_atp:2fe9a3eba259bcb728d69deb30f7f692ed01bf16da3cb8a3ac27edec00990019/thiago-monteiro-vs-thomaz-bellucci |
| 2020-10-03 | L | Marton Fucsovics | Roland Garros | Grand Slam | R32 | Clay | 5-7 1-6 3-6 | https://tennis-db.com/matches/sackmann_atp:778cf284ac6ed308b9ec0f1ee046d2d9d5f01003a16893207c93753dd048023d/marton-fucsovics-vs-thiago-monteiro |
| 2020-10-01 | W | Marcos Giron | Roland Garros | Grand Slam | R64 | Clay | 7-6(5) 6-4 6-1 | https://tennis-db.com/matches/sackmann_atp:94d7c15d1635c8c3b0204035eb10e37a2024f7174b63342c0b3a6fda8178f1a4/thiago-monteiro-vs-marcos-giron |
| 2020-09-29 | W | Nikoloz Basilashvili | Roland Garros | Grand Slam | R128 | Clay | 7-5 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:5e2a1f97ac7e658a5112371f954a77c07601d1494577e0360141bdf4fe6176ef/thiago-monteiro-vs-nikoloz-basilashvili |
| 2020-09-14 | L | Taro Daniel | Rome Masters | Masters 1000 | Q1 | Clay | 6-4 7-6(4) 4-6 | https://tennis-db.com/matches/sackmann_atp:fdf216400e97dd2a002e65b462449a4b451893a6ddbb49300c7592af0d8058a0/taro-daniel-vs-thiago-monteiro |
| 2020-09-08 | L | Yannick Hanfmann | Kitzbuhel | ATP 250 | Q2 | Clay | 1-6 6-2 3-6 | https://tennis-db.com/matches/sackmann_atp:eea9e982e07216d22f15a08a1f33d06aaf5d131612c1788957ad0c77a54684d7/yannick-hanfmann-vs-thiago-monteiro |
| 2020-09-08 | W | Lucas Miedler | Kitzbuhel | ATP 250 | Q1 | Clay | 6-2 6-7(5) 7-5 | https://tennis-db.com/matches/sackmann_atp:0611b2146d7f78ccfa4d0711e1b05d1e16f4c5f194bed0b9da10d9e33840c3bb/thiago-monteiro-vs-lucas-miedler |
| 2020-09-02 | L | Felix Auger-Aliassime | US Open | Grand Slam | R128 | Hard | 3-6 6-7(7) 7-6(6) 7-6(6) | https://tennis-db.com/matches/sackmann_atp:d363ac3547c6f36b549027b4d008c106bb9ea6f2d87f8979bd65481151408ff0/felix-auger-aliassime-vs-thiago-monteiro |
| 2020-08-22 | L | Emil Ruusuvuori | Cincinnati Masters | Masters 1000 | Q2 | Hard | 4-6 1-2 RET | https://tennis-db.com/matches/sackmann_atp:54147b53f807c32b651a15b9a093935175519c22194d279281ceaeef5dcbd47a/emil-ruusuvuori-vs-thiago-monteiro |
| 2020-08-22 | W | Federico Coria | Cincinnati Masters | Masters 1000 | Q1 | Hard | 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:d8d67573ecccf162821564be958abe698065bab5849da8a882ce17b7d96c07ce/thiago-monteiro-vs-federico-coria |
| 2020-02-29 | L | Albert Ramos-Vinolas | Santiago | ATP 250 | QF | Clay | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:f4a5615dccef216a143505dc9194ed5af0262711e63e089c2d584e4acefdf636/albert-ramos-vinolas-vs-thiago-monteiro |
| 2020-02-28 | W | Roberto Carballes Baena | Santiago | ATP 250 | R16 | Clay | 6-1 6-4 | https://tennis-db.com/matches/sackmann_atp:a5f319db471787b08533ddd67140518cdce35df0227d90eaca8ec300136ed46b/thiago-monteiro-vs-roberto-carballes-baena |
| 2020-02-27 | W | Leonardo Mayer | Santiago | ATP 250 | R32 | Clay | 6-7(0) 6-3 6-4 | https://tennis-db.com/matches/sackmann_atp:52888cc1d1c5d815cf99290fd5540c739ccf02df04713d602c31534b1db0412e/thiago-monteiro-vs-leonardo-mayer |
| 2020-02-21 | L | Attila Balazs | ATP Rio de Janeiro | ATP 500 | R16 | Clay | 6-1 1-6 4-6 | https://tennis-db.com/matches/sackmann_atp:a83a3385597ff2cf6d62532c642fe0f5d3c9978099b3d73ae8a80f47db275d55/attila-balazs-vs-thiago-monteiro |
| 2020-02-20 | W | Guido Pella | ATP Rio de Janeiro | ATP 500 | R32 | Clay | 5-7 6-4 7-6(3) | https://tennis-db.com/matches/sackmann_atp:2a4e3bb91b3126e9be979457a8f38d9aa645767ae9427be6fb5b7bfcc323e3e7/thiago-monteiro-vs-guido-pella |
| 2020-02-15 | L | Pedro Sousa | Buenos Aires | ATP 250 | QF | Clay | 7-6(5) 4-6 | https://tennis-db.com/matches/sackmann_atp:f0a46009dff61ffcb56d753f551c4de84a63f1016f985abad54b551c88e20f1f/pedro-sousa-vs-thiago-monteiro |
| 2020-02-14 | W | Borna Coric | Buenos Aires | ATP 250 | R16 | Clay | 6-4 7-6(6) | https://tennis-db.com/matches/sackmann_atp:50d57a67925837692f7458633867d9bd5c094029f15b4ab4d3a7f43c4547b929/thiago-monteiro-vs-borna-coric |
| 2020-02-13 | W | Jaume Munar | Buenos Aires | ATP 250 | R32 | Clay | 6-3 6-3 | https://tennis-db.com/matches/sackmann_atp:a7d922f9ead2a59e97f60b35e07ee8c4353f27af2d5d1648ca3e57dcd4ed51af/thiago-monteiro-vs-jaume-munar |
| 2020-02-06 | L | Corentin Moutet | Cordoba | ATP 250 | R32 | Clay | 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:17813015498f8b8a5f188c16369933496251695285c0feda51e3f44feb482d93/corentin-moutet-vs-thiago-monteiro |
| 2020-01-22 | L | John Isner | Australian Open | Grand Slam | R128 | Hard | 6-7(5) 7-6(4) 7-6(7) 7-6(5) | https://tennis-db.com/matches/sackmann_atp:a0115163a2070d57d4e390aae7939d02a20a31ad1239cd290ddb7f54abb98e38/john-isner-vs-thiago-monteiro |
| 2020-01-16 | L | Benoit Paire | Auckland | ATP 250 | R16 | Hard | 6-4 4-6 3-6 | https://tennis-db.com/matches/sackmann_atp:9296c532377b395d2032781c955c7c465a09e4bd71159112d5d5f27efd8373ed/benoit-paire-vs-thiago-monteiro |
| 2020-01-15 | W | Cameron Norrie | Auckland | ATP 250 | R32 | Hard | 7-6(3) 6-2 | https://tennis-db.com/matches/sackmann_atp:16b8cd28ea6857bf531140e5c09963704b008ff293cbe59592157f5ec82e724b/thiago-monteiro-vs-cameron-norrie |
| 2020-01-13 | W | Leonardo Mayer | Auckland | ATP 250 | Q2 | Hard | 7-6(3) 4-6 6-1 | https://tennis-db.com/matches/sackmann_atp:2bf4f8f33c42b15516c2ff5be6b13542aafcce6a63c3334c755361ca1073a73a/thiago-monteiro-vs-leonardo-mayer |
| 2020-01-13 | W | Ajeet Rai | Auckland | ATP 250 | Q1 | Hard | 6-4 6-2 | https://tennis-db.com/matches/sackmann_atp:405229aeb00efa4bc37f14fd66218a3252304186a79630ea12636a926ed0a0e6/thiago-monteiro-vs-ajeet-rai |
| 2020-01-06 | L | Gregoire Barrere | Doha | ATP 250 | Q2 | Hard | 4-6 4-6 | https://tennis-db.com/matches/sackmann_atp:0044efe77cca58b34d52497aa2f8cf81d5385b21d1625381002962693340efee/gregoire-barrere-vs-thiago-monteiro |
| 2020-01-06 | W | Rashed Nawaf | Doha | ATP 250 | Q1 | Hard | 6-2 6-0 | https://tennis-db.com/matches/sackmann_atp:14f6f142b05eaf8079c11ae9aba2077723c0630ec083f25fba518f1770ee6491/thiago-monteiro-vs-rashed-nawaf |
| 2019-08-28 | L | Bradley Klahn | US Open | Grand Slam | R128 | Hard | 3-6 2-6 3-6 | https://tennis-db.com/matches/sackmann_atp:48f29fbeb120307835e86e58d2a0b4ec89adfd7b9ebdb85ebc6cfbd9a4996768/bradley-klahn-vs-thiago-monteiro |
| 2019-08-20 | L | Alexei Popyrin | Winston-Salem | ATP 250 | R64 | Hard | 7-5 4-6 7-6(7) | https://tennis-db.com/matches/sackmann_atp:4e97898b6416e82c9b37143b2e1632f1a7b069072a1f87cf7be2d285b7a0694b/alexei-popyrin-vs-thiago-monteiro |
| 2019-07-25 | L | Jan-Lennard Struff | Hamburg | ATP 500 | R32 | Clay | 1-6 3-6 | https://tennis-db.com/matches/sackmann_atp:3fc801b4dd4690ff4664a0097f4584f291cb0ef1b2f17ce71b6c981554d55946/jan-lennard-struff-vs-thiago-monteiro |

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Canonical URL: https://tennis-db.com/players/294/thiago-monteiro/matches
Data source: TennisDB (tennis-db.com)