WC Pospisil Vasek - Paul Tommy Q
7-6 2-6 3-6
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Aug 03, 2021 | Washington | hard | Korda Sebastian | L | 5-7 4-6 | |
| Aug 03, 2021 | Washington | hard | Gomez Emilio | W | 4-6 6-3 6-3 | |
| Jul 14, 2021 | Newport | grass | Gojowczyk Peter | L | 3-6 3-6 | |
| Jun 30, 2021 | Wimbledon | grass | Tiafoe Frances | L | 4-6 4-6 4-6 | |
| Jun 28, 2021 | Wimbledon | grass | Carballes Baena Roberto | W | 6-3 6-3 6-3 | |
| Jun 24, 2021 | Eastbourne | grass | De Minaur Alex | L | 4-6 4-6 | |
| Jun 23, 2021 | Eastbourne | grass | Davidovich Fokina Alejandro | W | 7-6 0-0 ret | |
| Jun 22, 2021 | Eastbourne | grass | Ward James | W | 6-4 6-4 | |
| Jun 14, 2021 | Halle | grass | Giron Marcos | L | 6-7 6-7 | |
| Mar 24, 2021 | Miami | hard | McDonald Mackenzie | L | 3-6 6-4 3-6 | |
| Mar 15, 2021 | Dubai | hard | Fucsovics Marton | L | 6-2 5-7 4-6 | |
| Mar 10, 2021 | Doha | hard | Shapovalov Denis | L | 5-7 4-6 | |
| Mar 09, 2021 | Doha | hard | O'Connell Christopher | W | 6-3 6-4 |
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Aug 08, 2021 | Toronto - Masters | hard | Broady Liam | W | 7-6 6-3 | |
| Aug 07, 2021 | Toronto - Masters | hard | Draxl Liam | W | 7-6 6-4 | |
| Aug 02, 2021 | Washington | hard | Galan Daniel Elahi | L | 4-6 3-6 | |
| Jul 24, 2021 | Tokyo Olympics | hard | Karatsev Aslan | L | 3-6 2-6 | |
| Jun 02, 2021 | French Open | clay | Medvedev Daniil | L | 6-3 1-6 4-6 3-6 | |
| May 31, 2021 | French Open | clay | O'Connell Christopher | W | 6-2 6-4 4-6 4-6 10-8 | |
| May 28, 2021 | Parma | clay | Korda Sebastian | L | 3-6 3-6 | |
| May 27, 2021 | Parma | clay | Struff Jan-Lennard | W | 6-2 6-4 | |
| May 26, 2021 | Parma | clay | Vesely Jiri | W | 6-7 7-6 6-3 | |
| May 23, 2021 | Parma | clay | Travaglia Stefano | W | 7-5 6-4 | |
| May 20, 2021 | Lyon | clay | Tsitsipas Stefanos | L | 1-6 4-6 | |
| May 18, 2021 | Lyon | clay | Tsonga Jo-Wilfried | W | 6-3 6-3 | |
| May 11, 2021 | Rome | clay | Bautista-Agut Roberto | L | 3-6 4-6 | |
| May 09, 2021 | Rome | clay | Monteiro Thiago Moura | W | 7-5 4-6 7-6 | |
| May 08, 2021 | Rome | clay | Londero Juan Ignacio | W | 7-6 6-3 | |
| May 04, 2021 | Madrid - Masters | clay | Rublev Andrey | L | 7-6 3-6 4-6 | |
| May 02, 2021 | Madrid - Masters | clay | Martinez Pedro | W | 6-4 7-5 | |
| Apr 14, 2021 | Monte Carlo | clay | Bautista-Agut Roberto | L | 3-6 4-6 | |
| Apr 12, 2021 | Monte Carlo | clay | Martinez Pedro | W | 4-1 ret | |
| Apr 05, 2021 | Cagliari | clay | Hanfmann Yannick | L | 6-7 7-5 3-6 | |
| Mar 24, 2021 | Miami | hard | Giron Marcos | L | 6-7 4-6 | |
| Mar 17, 2021 | Acapulco | hard | Raonic Milos | L | 6-7 4-6 | |
| Mar 05, 2021 | Rotterdam | indoors | Fucsovics Marton | L | 4-6 3-6 | |
| Mar 04, 2021 | Rotterdam | indoors | Bublik Alexander | W | 6-7 6-3 6-1 | |
| Mar 03, 2021 | Rotterdam | indoors | Sonego Lorenzo | W | 6-4 7-6 | |
| Feb 11, 2021 | Australian Open | hard | Ruud Casper | L | 6-3 2-6 4-6 5-7 |