Match log updated: 2026-05-28 18:14 UTC
Guilherme Clezar — ATP Match Log
Main draw matches: 12 | W: 1 | L: 11 | Win %: 8.3%
70 qualifying matches shown below; qualifying is excluded from main-draw summaries and leaderboards.
| Date ↑ | Tournament | Category | Round | Surface | Opponent | Score | Result | H2H | Match |
|---|---|---|---|---|---|---|---|---|---|
| Feb 10, 2011* | Costa Do Sauipe | ATP 250 | R32 | Clay | Joao Souza | 3-6 2-6 | L | H2H | Match data |
| Jan 16, 2012 | Australian Open | Grand Slam | Q1 | Hard | Alex Kuznetsov | 1-6 6-7(6) | L | H2H | Match data |
| Feb 13, 2012 | Sao Paulo | ATP 250 | Q1 | Clay | Pablo Galdon | 6-7(4) 4-6 | L | H2H | Match data |
| Aug 27, 2012 | US Open | Grand Slam | Q1 | Hard | Wayne Odesnik | 1-6 4-6 | L | H2H | Match data |
| Jan 14, 2013 | Australian Open | Grand Slam | Q1 | Hard | Dusan Lajovic | 3-6 6-7(6) | L | H2H | Match data |
| Feb 4, 2013 | Santiago | ATP 250 | Q1 | Clay | Hans Podlipnik-Castillo | 6-7(3) 6-2 5-7 | L | H2H | Match data |
| Feb 11, 2013 | Sao Paulo | ATP 250 | Q1 | Clay | Augusto Laranja | 6-3 6-4 | W | H2H | Match data |
| Feb 11, 2013 | Sao Paulo | ATP 250 | Q2 | Clay | Alejandro Gonzalez | 6-4 5-7 6-4 | W | H2H | Match data |
| Feb 12, 2013* | Sao Paulo | ATP 250 | Q3 | Clay | Julio Cesar Campozano | 6-3 6-4 | W | H2H | Match data |
| Feb 14, 2013* | Sao Paulo | ATP 250 | R32 | Clay | Thomaz Bellucci | 6-7(4) 7-5 6-7(1) | L | H2H | Match data |
| Feb 18, 2013 | Buenos Aires | ATP 250 | Q1 | Clay | Maximo Gonzalez | 6-4 6-2 | W | H2H | Match data |
| Feb 18, 2013 | Buenos Aires | ATP 250 | Q2 | Clay | Rogerio Dutra Silva | 4-6 6-2 6-1 | W | H2H | Match data |
| Feb 19, 2013* | Buenos Aires | ATP 250 | Q3 | Clay | Dusan Lajovic | 1-6 3-6 | L | H2H | Match data |
| May 27, 2013 | Roland Garros | Grand Slam | Q1 | Clay | Pavol Cervenak | 6-3 6-7(7) 6-8 | L | H2H | Match data |
| Jun 24, 2013 | Wimbledon | Grand Slam | Q1 | Grass | Javier Marti | 6-2 5-7 5-7 | L | H2H | Match data |
| Jul 22, 2013 | Gstaad | ATP 250 | Q2 | Clay | Alexandre Penaud | 6-1 7-5 | W | H2H | Match data |
| Jul 23, 2013* | Gstaad | ATP 250 | Q3 | Clay | Joao Souza | 6-7(3) 2-6 | L | H2H | Match data |
| Aug 26, 2013 | US Open | Grand Slam | Q1 | Hard | Andrey Golubev | 3-6 3-6 | L | H2H | Match data |
| Feb 10, 2014 | Buenos Aires | ATP 250 | Q1 | Clay | Pere Riba | 6-3 6-1 | W | H2H | Match data |
| Feb 10, 2014 | Buenos Aires | ATP 250 | Q2 | Clay | Marco Trungelliti | 6-4 7-6(3) | W | H2H | Match data |
| Feb 11, 2014* | Buenos Aires | ATP 250 | Q3 | Clay | Maximo Gonzalez | 3-6 6-4 4-6 | L | H2H | Match data |
| Feb 20, 2014* | Rio de Janeiro | ATP 500 | R32 | Clay | Federico Delbonis | 1-6 1-6 | L | H2H | Match data |
| Feb 27, 2014* | Sao Paulo | ATP 250 | R32 | Clay | Martin Klizan | 4-6 3-6 | L | H2H | Match data |
| Mar 6, 2014 | Indian Wells Masters | Masters 1000 | Q1 | Hard | Taro Daniel | 7-6(6) 4-6 2-6 | L | H2H | Match data |
| Aug 25, 2014 | US Open | Grand Slam | Q1 | Hard | Martin Alund | 4-6 6-3 3-6 | L | H2H | Match data |
| Jan 19, 2015 | Australian Open | Grand Slam | Q1 | Hard | Jan Mertl | 6-7(1) 7-6(2) 0-6 | L | H2H | Match data |
| Feb 2, 2015 | Quito | ATP 250 | Q1 | Clay | Ryusei Makiguchi | 6-3 5-7 6-4 | W | — | Match data |
| Feb 2, 2015 | Quito | ATP 250 | Q2 | Clay | Jason Kubler | 6-4 7-5 | W | H2H | Match data |
| Feb 3, 2015* | Quito | ATP 250 | Q3 | Clay | Nicolas Jarry | 6-7(2) 4-6 | L | H2H | Match data |
| Feb 12, 2015* | Sao Paulo | ATP 250 | R32 | Clay | Albert Ramos-Vinolas | 5-7 5-7 | L | H2H | Match data |
| Feb 19, 2015* | Rio de Janeiro | ATP 500 | R32 | Clay | Thiemo de Bakker | 7-5 3-6 1-6 | L | H2H | Match data |
| Feb 23, 2015 | Buenos Aires | ATP 250 | Q1 | Clay | Juan Ignacio Iliev | 6-1 6-0 | W | — | Match data |
| Feb 23, 2015 | Buenos Aires | ATP 250 | Q2 | Clay | Andrea Collarini | 5-7 3-6 | L | H2H | Match data |
| Apr 6, 2015 | Houston | ATP 250 | Q1 | Clay | Sekou Bangoura | 7-6(3) 7-6(4) | W | H2H | Match data |
| Apr 6, 2015 | Houston | ATP 250 | Q2 | Clay | Facundo Bagnis | 6-2 7-6(4) | W | H2H | Match data |
| Apr 7, 2015* | Houston | ATP 250 | Q3 | Clay | Somdev Devvarman | 6-4 6-4 | W | H2H | Match data |
| Apr 9, 2015* | Houston | ATP 250 | R32 | Clay | Janko Tipsarevic | 4-6 6-3 6-7(7) | L | H2H | Match data |
| May 24, 2015 | Roland Garros | Grand Slam | Q1 | Clay | Benjamin Mitchell | 7-6(4) 6-4 | W | H2H | Match data |
| May 25, 2015* | Roland Garros | Grand Slam | Q2 | Clay | Luke Saville | 6-4 6-1 | W | H2H | Match data |
| May 25, 2015* | Roland Garros | Grand Slam | Q3 | Clay | Yoshihito Nishioka | 2-6 1-6 | L | H2H | Match data |
| Jun 29, 2015 | Wimbledon | Grand Slam | Q1 | Grass | Boy Westerhof | 5-7 4-6 | L | H2H | Match data |
| Aug 3, 2015 | Washington | ATP 500 | Q1 | Hard | Ryan Harrison | 3-6 7-6(2) 2-6 | L | H2H | Match data |
| Aug 31, 2015 | US Open | Grand Slam | Q1 | Hard | Amir Weintraub | 3-6 6-4 6-3 | W | H2H | Match data |
| Sep 1, 2015* | US Open | Grand Slam | Q2 | Hard | Nicolas Almagro | 7-6(7) 4-6 6-4 | W | H2H | Match data |
| Sep 1, 2015* | US Open | Grand Slam | Q3 | Hard | John-Patrick Smith | 3-6 2-6 | L | H2H | Match data |
| Feb 8, 2016 | Buenos Aires | ATP 250 | Q1 | Clay | Daniel Gimeno-Traver | 6-3 6-2 | W | H2H | Match data |
| Feb 8, 2016 | Buenos Aires | ATP 250 | Q2 | Clay | Gastao Elias | 5-7 6-7(9) | L | H2H | Match data |
| Feb 15, 2016 | Rio de Janeiro | ATP 250 | Q1 | Clay | Daniel Gimeno-Traver | 3-6 2-6 | L | H2H | Match data |
| Feb 25, 2016* | Sao Paulo | ATP 250 | R32 | Clay | Daniel Gimeno-Traver | 6-3 4-6 1-6 | L | H2H | Match data |
| Apr 4, 2016 | Houston | ATP 250 | Q1 | Clay | Brian Baker | 2-6 6-7(3) | L | H2H | Match data |
| May 22, 2016* | Roland Garros | Grand Slam | Q1 | Clay | Frances Tiafoe | 6-1 5-7 2-6 | L | H2H | Match data |
| Jun 27, 2016 | Wimbledon | Grand Slam | Q1 | Grass | Radu Albot | 3-6 3-6 | L | H2H | Match data |
| Aug 29, 2016 | US Open | Grand Slam | Q1 | Hard | Facundo Arguello | 6-2 6-3 | W | H2H | Match data |
| Aug 30, 2016* | US Open | Grand Slam | Q2 | Hard | Tim Smyczek | 7-6(4) 6-3 | W | H2H | Match data |
| Aug 30, 2016* | US Open | Grand Slam | Q3 | Hard | Alexander Sarkissian | 6-4 7-6(5) | W | H2H | Match data |
| Aug 31, 2016* | US Open | Grand Slam | R128 | Hard | Marco Chiudinelli | 6-2 6-7(6) 2-6 4-6 | L | H2H | Match data |
| Jan 16, 2017 | Australian Open | Grand Slam | Q1 | Hard | Kristijan Mesaros | 6-2 6-1 | W | H2H | Match data |
| Jan 17, 2017* | Australian Open | Grand Slam | Q2 | Hard | Julien Benneteau | 5-7 0-6 | L | H2H | Match data |
| Feb 6, 2017 | Quito | ATP 250 | Q1 | Clay | Marco Cecchinato | 6-4 6-7(4) 6-7(5) | L | H2H | Match data |
| Feb 20, 2017 | Rio de Janeiro | ATP 500 | Q1 | Clay | Jozef Kovalik | 5-1 (ret.) | W | H2H | Match data |
| Feb 20, 2017 | Rio de Janeiro | ATP 500 | Q2 | Clay | Roberto Carballes Baena | 6-1 1-6 4-6 | L | H2H | Match data |
| Feb 27, 2017 | Sao Paulo | ATP 250 | Q1 | Clay | Taro Daniel | 7-5 6-2 | W | H2H | Match data |
| Feb 27, 2017 | Sao Paulo | ATP 250 | Q2 | Clay | Arthur De Greef | 7-5 6-0 | W | — | Match data |
| Mar 2, 2017* | Sao Paulo | ATP 250 | R32 | Clay | Guido Pella | 2-6 3-6 | L | H2H | Match data |
| Feb 5, 2018 | Quito | ATP 250 | Q1 | Clay | Gonzalo Escobar | 7-6(3) 6-7(5) 4-6 | L | H2H | Match data |
| Feb 12, 2018 | Buenos Aires | ATP 250 | Q1 | Clay | Renzo Olivo | 7-5 6-0 | W | H2H | Match data |
| Feb 12, 2018 | Buenos Aires | ATP 250 | Q2 | Clay | Rogerio Dutra Silva | 6-7(5) 6-7(5) | L | H2H | Match data |
| Feb 19, 2018 | Rio de Janeiro | ATP 500 | Q1 | Clay | Alessandro Giannessi | 7-6(3) 4-6 3-6 | L | H2H | Match data |
| Feb 26, 2018 | Sao Paulo | ATP 250 | Q1 | Clay | Fernando Yamacita | 6-1 7-6(4) | W | H2H | Match data |
| Feb 26, 2018 | Sao Paulo | ATP 250 | Q2 | Clay | Pedro Sakamoto | 6-2 6-1 | W | H2H | Match data |
| Mar 1, 2018* | Sao Paulo | ATP 250 | R32 | Clay | Thiago Monteiro | 6-3 1-6 7-5 | W | H2H | Match data |
| Mar 2, 2018* | Sao Paulo | ATP 250 | R16 | Clay | Albert Ramos-Vinolas | 3-6 4-6 | L | H2H | Match data |
| May 27, 2018* | Roland Garros | Grand Slam | Q1 | Clay | Denis Kudla | 3-6 7-6(1) 5-7 | L | H2H | Match data |
| Jul 2, 2018 | Wimbledon | Grand Slam | Q1 | Grass | Thomas Fabbiano | 2-6 3-6 | L | H2H | Match data |
| Aug 27, 2018 | US Open | Grand Slam | Q1 | Hard | Ricardo Ojeda Lara | 6-4 6-3 | W | H2H | Match data |
| Aug 28, 2018* | US Open | Grand Slam | Q2 | Hard | Lorenzo Sonego | 5-7 7-5 3-6 | L | H2H | Match data |
| Jan 14, 2019 | Australian Open | Grand Slam | Q1 | Hard | Rudolf Molleker | 6-7(10) 6-7(6) | L | H2H | Match data |
| May 20, 2019 | Lyon | ATP 250 | Q1 | Clay | Maxime Janvier | 5-7 6-4 4-6 | L | H2H | Match data |
| Feb 22, 2021 | Cordoba | ATP 250 | Q1 | Clay | Renzo Olivo | 4-6 4-6 | L | H2H | Match data |
| Mar 1, 2021 | Buenos Aires | ATP 250 | Q1 | Clay | Hernan Casanova | 1-6 6-3 6-3 | W | H2H | Match data |
| Mar 1, 2021 | Buenos Aires | ATP 250 | Q2 | Clay | Francisco Cerundolo | 6-2 3-6 2-6 | L | H2H | Match data |
| Mar 8, 2021 | Santiago | ATP 250 | Q1 | Clay | Felipe Meligeni Alves | 4-6 2-6 | L | H2H | Match data |