Match log updated: 2026-09-01 07:15 UTC
Daniel Altmaier — ATP Match Log
Main draw matches: 50 | W: 22 | L: 28 | Win %: 44.0%
| Opponent | Score | Result | H2H | Match Data | Date ↓ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Lorenzo Sonego | 4-6 6-7(6) | L | H2H | Match data | Nov 7, 2025* | QF | Metz | ATP 250 | Hard |
| Hugo Gaston | 4-6 6-0 (ret.) | W | H2H | Match data | Nov 6, 2025* | R16 | Metz | ATP 250 | Hard |
| Arthur Rinderknech | 6-4 6-4 | W | H2H | Match data | Nov 5, 2025* | R32 | Metz | ATP 250 | Hard |
| Felix Auger-Aliassime | 6-3 3-6 2-6 | L | H2H | Match data | Oct 31, 2025* | R16 | Paris Masters | Masters 1000 | Hard |
| Casper Ruud | 6-3 7-5 | W | H2H | Match data | Oct 30, 2025* | R32 | Paris Masters | Masters 1000 | Hard |
| Marcos Giron | 6-2 7-6(5) | W | H2H | Match data | Oct 29, 2025* | R64 | Paris Masters | Masters 1000 | Hard |
| Jannik Sinner | 0-6 2-6 | L | H2H | Match data | Oct 23, 2025* | R32 | Vienna Open | ATP 500 | Hard |
| Gilles Arnaud Bailly | 4-6 7-6(10) 3-6 | L | H2H | Match data | Oct 16, 2025* | R32 | European Open | ATP 250 | Hard |
| Jannik Sinner | 3-6 3-6 | L | H2H | Match data | Oct 4, 2025* | R64 | Shanghai Masters | Masters 1000 | Hard |
| Tristan Schoolkate | 6-3 6-4 | W | H2H | Match data | Oct 3, 2025* | R128 | Shanghai Masters | Masters 1000 | Hard |
| Aleksandar Vukic | 4-6 2-6 | L | H2H | Match data | Sep 28, 2025* | R16 | Japan Open | ATP 500 | Hard |
| Denis Shapovalov | 7-5 6-3 | W | H2H | Match data | Sep 27, 2025* | R32 | Japan Open | ATP 500 | Hard |
| Alex de Minaur | 7-6(7) 3-6 4-6 0-2 (ret.) | L | H2H | Match data | Aug 30, 2025* | R32 | US Open | Grand Slam | Hard |
| Stefanos Tsitsipas | 7-6(5) 1-6 4-6 6-3 7-5 | W | H2H | Match data | Aug 28, 2025* | R64 | US Open | Grand Slam | Hard |
| Hamad Medjedovic | 7-5 6-7(3) 7-6(7) 6-7(5) 6-4 | W | H2H | Match data | Aug 26, 2025* | R128 | US Open | Grand Slam | Hard |
| Roberto Bautista Agut | 6-7(5) 6-7(1) | L | H2H | Match data | Aug 9, 2025* | R128 | Cincinnati Open | Masters 1000 | Hard |
| Yosuke Watanuki | 6-3 1-6 4-6 | L | H2H | Match data | Jul 29, 2025* | R128 | Canadian Open | Masters 1000 | Hard |
| Matteo Arnaldi | 6-4 2-6 6-7(2) | L | H2H | Match data | Jul 23, 2025* | R64 | Washington Open | ATP 500 | Hard |
| Tristan Schoolkate | 3-6 4-6 | L | H2H | Match data | Jul 17, 2025* | R16 | Los Cabos Open | ATP 250 | Hard |
| Mitchell Krueger | 6-4 6-3 | W | H2H | Match data | Jul 16, 2025* | R32 | Los Cabos Open | ATP 250 | Hard |
| Gabriel Diallo | 1-6 2-6 4-6 | L | H2H | Match data | Jul 2, 2025* | R128 | Wimbledon | Grand Slam | Grass |
| Corentin Moutet | 6-7(3) 6-7(3) | L | H2H | Match data | Jun 26, 2025* | R16 | Mallorca Championships | ATP 250 | Grass |
| Fabio Fognini | 6-3 3-6 6-3 | W | H2H | Match data | Jun 25, 2025* | R32 | Mallorca Championships | ATP 250 | Grass |
| Daniil Medvedev | 3-6 3-6 | L | H2H | Match data | Jun 19, 2025* | R32 | Halle Open | ATP 500 | Grass |
| Frances Tiafoe | 3-6 4-6 6-7(4) | L | H2H | Match data | Jun 3, 2025* | R16 | Roland Garros | Grand Slam | Clay |
| Hamad Medjedovic | 4-6 6-3 6-3 6-2 | W | H2H | Match data | May 31, 2025* | R32 | Roland Garros | Grand Slam | Clay |
| Vit Kopriva | 6-2 4-6 6-3 7-5 | W | H2H | Match data | May 29, 2025* | R64 | Roland Garros | Grand Slam | Clay |
| Taylor Fritz | 7-5 3-6 6-3 6-1 | W | H2H | Match data | May 27, 2025* | R128 | Roland Garros | Grand Slam | Clay |
| Felix Auger-Aliassime | 3-6 3-6 | L | H2H | Match data | May 21, 2025* | R32 | Hamburg Open | ATP 500 | Clay |
| Francisco Comesana | 1-6 5-7 | L | H2H | Match data | May 9, 2025* | R128 | Italian Open | Masters 1000 | Clay |
| Nicolas Jarry | 3-6 2-6 | L | H2H | Match data | Apr 25, 2025* | R128 | Madrid Open | Masters 1000 | Clay |
| Daniel Elahi Galan | 7-6(3) 3-6 6-1 | W | H2H | Match data | Apr 24, 2025* | Q2 | Madrid Open | Masters 1000 | Clay |
| Luca Van Assche | 7-6(10) 6-4 | W | H2H | Match data | Apr 23, 2025* | Q1 | Madrid Open | Masters 1000 | Clay |
| Alexander Zverev | 3-6 2-6 | L | H2H | Match data | Apr 18, 2025* | R16 | Munich Open | ATP 500 | Clay |
| Chun-Hsin Tseng | 7-6(5) 7-6(5) | W | H2H | Match data | Apr 17, 2025* | R32 | Munich Open | ATP 500 | Clay |
| Carlos Alcaraz | 3-6 1-6 | L | H2H | Match data | Apr 11, 2025* | R16 | Monte-Carlo Masters | Masters 1000 | Clay |
| Richard Gasquet | 7-5 5-7 6-2 | W | H2H | Match data | Apr 9, 2025* | R32 | Monte-Carlo Masters | Masters 1000 | Clay |
| Felix Auger-Aliassime | 7-6(5) 6-3 | W | H2H | Match data | Apr 8, 2025* | R64 | Monte-Carlo Masters | Masters 1000 | Clay |
| Pierre-Hugues Herbert | 7-6(3) 6-3 | W | H2H | Match data | Apr 6, 2025* | Q2 | Monte-Carlo Masters | Masters 1000 | Clay |
| Jaume Munar | 7-5 3-6 7-5 | W | H2H | Match data | Apr 6, 2025* | Q1 | Monte-Carlo Masters | Masters 1000 | Clay |
| Otto Virtanen | 2-6 6-4 6-7(3) | L | H2H | Match data | Apr 3, 2025* | R32 | Grand Prix Hassan II | ATP 250 | Clay |
| Coleman Wong | 4-6 3-6 | L | H2H | Match data | Mar 21, 2025* | R128 | Miami Open | Masters 1000 | Hard |
| Cristian Garin | 5-7 4-6 | L | H2H | Match data | Mar 5, 2025* | Q1 | Indian Wells Open | Masters 1000 | Hard |
| Tomas Machac | 6-7(3) 1-6 | L | H2H | Match data | Feb 27, 2025* | R16 | Mexican Open | ATP 500 | Hard |
| Miomir Kecmanovic | 4-6 6-4 6-3 | W | H2H | Match data | Feb 26, 2025* | R32 | Mexican Open | ATP 500 | Hard |
| Hamad Medjedovic | 5-7 7-6(7) 4-6 | L | H2H | Match data | Feb 15, 2025* | QF | Open 13 Provence | ATP 250 | Hard |
| Otto Virtanen | 6-4 6-3 | W | H2H | Match data | Feb 14, 2025* | R16 | Open 13 Provence | ATP 250 | Hard |
| Luca Nardi | 6-2 6-2 | W | H2H | Match data | Feb 13, 2025* | R32 | Open 13 Provence | ATP 250 | Hard |
| Alex de Minaur | 1-6 4-6 | L | H2H | Match data | Feb 8, 2025* | QF | ABN AMRO Open | ATP 500 | Hard |
| Arthur Fils | 6-4 3-6 7-5 | W | H2H | Match data | Feb 7, 2025* | R16 | ABN AMRO Open | ATP 500 | Hard |
| Aleksandar Kovacevic | 1-6 6-4 6-3 | W | H2H | Match data | Feb 6, 2025* | R32 | ABN AMRO Open | ATP 500 | Hard |
| Constant Lestienne | 6-7(3) 4-6 | L | H2H | Match data | Feb 3, 2025* | Q2 | ABN AMRO Open | ATP 500 | Hard |
| Carlos Sanchez Jover | 6-3 6-2 | W | H2H | Match data | Feb 3, 2025* | Q1 | ABN AMRO Open | ATP 500 | Hard |
| Yunchaokete Bu | 6-7(1) 3-6 | L | H2H | Match data | Jan 30, 2025* | R32 | Montpellier Open | ATP 250 | Hard |
| Gael Monfils | 5-7 3-6 6-7 | L | H2H | Match data | Jan 16, 2025* | R64 | Australian Open | Grand Slam | Hard |
| Francisco Comesana | 6-2 3-6 7-6 4-6 6-4 | W | H2H | Match data | Jan 14, 2025* | R128 | Australian Open | Grand Slam | Hard |
| Roberto Carballes Baena | 3-6 6-3 5-7 | L | H2H | Match data | Jan 8, 2025* | R32 | ASB Classic | ATP 250 | Hard |
| Nishesh Basavareddy | 2-6 1-6 | L | H2H | Match data | Jan 6, 2025* | Q2 | ASB Classic | ATP 250 | Hard |
| Charles Broom | 7-5 6-1 | W | H2H | Match data | Jan 6, 2025* | Q1 | ASB Classic | ATP 250 | Hard |
| Alejandro Moro Canas | 4-6 3-6 | L | H2H | Match data | Dec 30, 2024* | Q1 | Hong Kong Open | ATP 250 | Hard |
10 qualifying matches shown in the table; qualifying is excluded from main-draw summaries and leaderboards. Estimated from the tournament schedule where an exact match date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.