Match log updated: 2026-08-30 18:41 UTC
Guilherme Clezar — ATP Match Log
Main draw matches: 12 | W: 1 | L: 11 | Win %: 8.3%
| Opponent | Score | Result | H2H | Match Data | Date ↓ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Felipe Meligeni Alves | 4-6 2-6 | L | H2H | Match data | Mar 8, 2021 | Q1 | Chile Open | ATP 250 | Clay |
| Francisco Cerundolo | 6-2 3-6 2-6 | L | H2H | Match data | Mar 1, 2021 | Q2 | Argentina Open | ATP 250 | Clay |
| Hernan Casanova | 1-6 6-3 6-3 | W | H2H | Match data | Mar 1, 2021 | Q1 | Argentina Open | ATP 250 | Clay |
| Renzo Olivo | 4-6 4-6 | L | H2H | Match data | Feb 22, 2021 | Q1 | Cordoba | ATP 250 | Clay |
| Maxime Janvier | 5-7 6-4 4-6 | L | H2H | Match data | May 20, 2019 | Q1 | Open 13 Provence | ATP 250 | Clay |
| Rudolf Molleker | 6-7(10) 6-7(6) | L | H2H | Match data | Jan 14, 2019 | Q1 | Australian Open | Grand Slam | Hard |
| Lorenzo Sonego | 5-7 7-5 3-6 | L | H2H | Match data | Aug 28, 2018* | Q2 | US Open | Grand Slam | Hard |
| Ricardo Ojeda Lara | 6-4 6-3 | W | H2H | Match data | Aug 27, 2018 | Q1 | US Open | Grand Slam | Hard |
| Thomas Fabbiano | 2-6 3-6 | L | H2H | Match data | Jul 2, 2018 | Q1 | Wimbledon | Grand Slam | Grass |
| Denis Kudla | 3-6 7-6(1) 5-7 | L | H2H | Match data | May 27, 2018* | Q1 | Roland Garros | Grand Slam | Clay |
| Albert Ramos-Vinolas | 3-6 4-6 | L | H2H | Match data | Mar 2, 2018* | R16 | Sao Paulo | ATP 250 | Clay |
| Thiago Monteiro | 6-3 1-6 7-5 | W | H2H | Match data | Mar 1, 2018* | R32 | Sao Paulo | ATP 250 | Clay |
| Pedro Sakamoto | 6-2 6-1 | W | H2H | Match data | Feb 26, 2018 | Q2 | Sao Paulo | ATP 250 | Clay |
| Fernando Yamacita | 6-1 7-6(4) | W | H2H | Match data | Feb 26, 2018 | Q1 | Sao Paulo | ATP 250 | Clay |
| Alessandro Giannessi | 7-6(3) 4-6 3-6 | L | H2H | Match data | Feb 19, 2018 | Q1 | Rio Open | ATP 500 | Clay |
| Rogerio Dutra Silva | 6-7(5) 6-7(5) | L | H2H | Match data | Feb 12, 2018 | Q2 | Argentina Open | ATP 250 | Clay |
| Renzo Olivo | 7-5 6-0 | W | H2H | Match data | Feb 12, 2018 | Q1 | Argentina Open | ATP 250 | Clay |
| Gonzalo Escobar | 7-6(3) 6-7(5) 4-6 | L | H2H | Match data | Feb 5, 2018 | Q1 | Quito | ATP 250 | Clay |
| Guido Pella | 2-6 3-6 | L | H2H | Match data | Mar 2, 2017* | R32 | Sao Paulo | ATP 250 | Clay |
| Arthur De Greef | 7-5 6-0 | W | — | Match data | Feb 27, 2017 | Q2 | Sao Paulo | ATP 250 | Clay |
| Taro Daniel | 7-5 6-2 | W | H2H | Match data | Feb 27, 2017 | Q1 | Sao Paulo | ATP 250 | Clay |
| Roberto Carballes Baena | 6-1 1-6 4-6 | L | H2H | Match data | Feb 20, 2017 | Q2 | Rio Open | ATP 500 | Clay |
| Jozef Kovalik | 5-1 (ret.) | W | H2H | Match data | Feb 20, 2017 | Q1 | Rio Open | ATP 500 | Clay |
| Marco Cecchinato | 6-4 6-7(4) 6-7(5) | L | H2H | Match data | Feb 6, 2017 | Q1 | Quito | ATP 250 | Clay |
| Julien Benneteau | 5-7 0-6 | L | H2H | Match data | Jan 17, 2017* | Q2 | Australian Open | Grand Slam | Hard |
| Kristijan Mesaros | 6-2 6-1 | W | H2H | Match data | Jan 16, 2017 | Q1 | Australian Open | Grand Slam | Hard |
| Marco Chiudinelli | 6-2 6-7(6) 2-6 4-6 | L | H2H | Match data | Aug 31, 2016* | R128 | US Open | Grand Slam | Hard |
| Alexander Sarkissian | 6-4 7-6(5) | W | H2H | Match data | Aug 30, 2016* | Q3 | US Open | Grand Slam | Hard |
| Tim Smyczek | 7-6(4) 6-3 | W | H2H | Match data | Aug 30, 2016* | Q2 | US Open | Grand Slam | Hard |
| Facundo Arguello | 6-2 6-3 | W | H2H | Match data | Aug 29, 2016 | Q1 | US Open | Grand Slam | Hard |
| Radu Albot | 3-6 3-6 | L | H2H | Match data | Jun 27, 2016 | Q1 | Wimbledon | Grand Slam | Grass |
| Frances Tiafoe | 6-1 5-7 2-6 | L | H2H | Match data | May 22, 2016* | Q1 | Roland Garros | Grand Slam | Clay |
| Brian Baker | 2-6 6-7(3) | L | H2H | Match data | Apr 4, 2016 | Q1 | U.S. Men's Clay Court Championship | ATP 250 | Clay |
| Daniel Gimeno-Traver | 6-3 4-6 1-6 | L | H2H | Match data | Feb 25, 2016* | R32 | Sao Paulo | ATP 250 | Clay |
| Daniel Gimeno-Traver | 3-6 2-6 | L | H2H | Match data | Feb 15, 2016 | Q1 | Rio de Janeiro | ATP 500 | Clay |
| Gastao Elias | 5-7 6-7(9) | L | H2H | Match data | Feb 8, 2016 | Q2 | Argentina Open | ATP 250 | Clay |
| Daniel Gimeno-Traver | 6-3 6-2 | W | H2H | Match data | Feb 8, 2016 | Q1 | Argentina Open | ATP 250 | Clay |
| John-Patrick Smith | 3-6 2-6 | L | H2H | Match data | Sep 1, 2015* | Q3 | US Open | Grand Slam | Hard |
| Nicolas Almagro | 7-6(7) 4-6 6-4 | W | H2H | Match data | Sep 1, 2015* | Q2 | US Open | Grand Slam | Hard |
| Amir Weintraub | 3-6 6-4 6-3 | W | H2H | Match data | Aug 31, 2015 | Q1 | US Open | Grand Slam | Hard |
| Ryan Harrison | 3-6 7-6(2) 2-6 | L | H2H | Match data | Aug 3, 2015 | Q1 | Washington Open | ATP 500 | Hard |
| Boy Westerhof | 5-7 4-6 | L | H2H | Match data | Jun 29, 2015 | Q1 | Wimbledon | Grand Slam | Grass |
| Yoshihito Nishioka | 2-6 1-6 | L | H2H | Match data | May 25, 2015* | Q3 | Roland Garros | Grand Slam | Clay |
| Luke Saville | 6-4 6-1 | W | H2H | Match data | May 25, 2015* | Q2 | Roland Garros | Grand Slam | Clay |
| Benjamin Mitchell | 7-6(4) 6-4 | W | H2H | Match data | May 24, 2015 | Q1 | Roland Garros | Grand Slam | Clay |
| Janko Tipsarevic | 4-6 6-3 6-7(7) | L | H2H | Match data | Apr 9, 2015* | R32 | U.S. Men's Clay Court Championship | ATP 250 | Clay |
| Somdev Devvarman | 6-4 6-4 | W | H2H | Match data | Apr 7, 2015* | Q3 | U.S. Men's Clay Court Championship | ATP 250 | Clay |
| Facundo Bagnis | 6-2 7-6(4) | W | H2H | Match data | Apr 6, 2015 | Q2 | U.S. Men's Clay Court Championship | ATP 250 | Clay |
| Sekou Bangoura | 7-6(3) 7-6(4) | W | H2H | Match data | Apr 6, 2015 | Q1 | U.S. Men's Clay Court Championship | ATP 250 | Clay |
| Andrea Collarini | 5-7 3-6 | L | H2H | Match data | Feb 23, 2015 | Q2 | Argentina Open | ATP 250 | Clay |
| Juan Ignacio Iliev | 6-1 6-0 | W | — | Match data | Feb 23, 2015 | Q1 | Argentina Open | ATP 250 | Clay |
| Thiemo de Bakker | 7-5 3-6 1-6 | L | H2H | Match data | Feb 19, 2015* | R32 | Rio Open | ATP 500 | Clay |
| Albert Ramos-Vinolas | 5-7 5-7 | L | H2H | Match data | Feb 12, 2015* | R32 | Sao Paulo | ATP 250 | Clay |
| Nicolas Jarry | 6-7(2) 4-6 | L | H2H | Match data | Feb 3, 2015* | Q3 | Quito | ATP 250 | Clay |
| Jason Kubler | 6-4 7-5 | W | H2H | Match data | Feb 2, 2015 | Q2 | Quito | ATP 250 | Clay |
| Ryusei Makiguchi | 6-3 5-7 6-4 | W | — | Match data | Feb 2, 2015 | Q1 | Quito | ATP 250 | Clay |
| Jan Mertl | 6-7(1) 7-6(2) 0-6 | L | H2H | Match data | Jan 19, 2015 | Q1 | Australian Open | Grand Slam | Hard |
| Martin Alund | 4-6 6-3 3-6 | L | H2H | Match data | Aug 25, 2014 | Q1 | US Open | Grand Slam | Hard |
| Taro Daniel | 7-6(6) 4-6 2-6 | L | H2H | Match data | Mar 6, 2014 | Q1 | Indian Wells Open | Masters 1000 | Hard |
| Martin Klizan | 4-6 3-6 | L | H2H | Match data | Feb 27, 2014* | R32 | Sao Paulo | ATP 250 | Clay |
| Federico Delbonis | 1-6 1-6 | L | H2H | Match data | Feb 20, 2014* | R32 | Rio Open | ATP 500 | Clay |
| Maximo Gonzalez | 3-6 6-4 4-6 | L | H2H | Match data | Feb 11, 2014* | Q3 | Argentina Open | ATP 250 | Clay |
| Marco Trungelliti | 6-4 7-6(3) | W | H2H | Match data | Feb 10, 2014 | Q2 | Argentina Open | ATP 250 | Clay |
| Pere Riba | 6-3 6-1 | W | H2H | Match data | Feb 10, 2014 | Q1 | Argentina Open | ATP 250 | Clay |
| Andrey Golubev | 3-6 3-6 | L | H2H | Match data | Aug 26, 2013 | Q1 | US Open | Grand Slam | Hard |
| Joao Souza | 6-7(3) 2-6 | L | H2H | Match data | Jul 23, 2013* | Q3 | Swiss Open Gstaad | ATP 250 | Clay |
| Alexandre Penaud | 6-1 7-5 | W | H2H | Match data | Jul 22, 2013 | Q2 | Swiss Open Gstaad | ATP 250 | Clay |
| Javier Marti | 6-2 5-7 5-7 | L | H2H | Match data | Jun 24, 2013 | Q1 | Wimbledon | Grand Slam | Grass |
| Pavol Cervenak | 6-3 6-7(7) 6-8 | L | H2H | Match data | May 27, 2013 | Q1 | Roland Garros | Grand Slam | Clay |
| Dusan Lajovic | 1-6 3-6 | L | H2H | Match data | Feb 19, 2013* | Q3 | Argentina Open | ATP 250 | Clay |
| Rogerio Dutra Silva | 4-6 6-2 6-1 | W | H2H | Match data | Feb 18, 2013 | Q2 | Argentina Open | ATP 250 | Clay |
| Maximo Gonzalez | 6-4 6-2 | W | H2H | Match data | Feb 18, 2013 | Q1 | Argentina Open | ATP 250 | Clay |
| Thomaz Bellucci | 6-7(4) 7-5 6-7(1) | L | H2H | Match data | Feb 14, 2013* | R32 | Sao Paulo | ATP 250 | Clay |
| Julio Cesar Campozano | 6-3 6-4 | W | H2H | Match data | Feb 12, 2013* | Q3 | Sao Paulo | ATP 250 | Clay |
| Alejandro Gonzalez | 6-4 5-7 6-4 | W | H2H | Match data | Feb 11, 2013 | Q2 | Sao Paulo | ATP 250 | Clay |
| Augusto Laranja | 6-3 6-4 | W | H2H | Match data | Feb 11, 2013 | Q1 | Sao Paulo | ATP 250 | Clay |
| Hans Podlipnik-Castillo | 6-7(3) 6-2 5-7 | L | H2H | Match data | Feb 4, 2013 | Q1 | Chile Open | ATP 250 | Clay |
| Dusan Lajovic | 3-6 6-7(6) | L | H2H | Match data | Jan 14, 2013 | Q1 | Australian Open | Grand Slam | Hard |
| Wayne Odesnik | 1-6 4-6 | L | H2H | Match data | Aug 27, 2012 | Q1 | US Open | Grand Slam | Hard |
| Pablo Galdon | 6-7(4) 4-6 | L | H2H | Match data | Feb 13, 2012 | Q1 | Sao Paulo | ATP 250 | Clay |
| Alex Kuznetsov | 1-6 6-7(6) | L | H2H | Match data | Jan 16, 2012 | Q1 | Australian Open | Grand Slam | Hard |
| Joao Souza | 3-6 2-6 | L | H2H | Match data | Feb 10, 2011* | R32 | Costa Do Sauipe | ATP 250 | Clay |
70 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.