8 Schwartzman Diego - Varillas Juan Pablo
7-5 6-4
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jul 02, 2021 | Wimbledon | grass | Fucsovics Marton | L | 3-6 3-6 7-6 4-6 | |
| Jun 30, 2021 | Wimbledon | grass | Broady Liam | W | 4-6 6-2 6-1 6-4 | |
| Jun 29, 2021 | Wimbledon | grass | Paire Benoit | W | 6-3 6-4 6-0 | |
| Jun 09, 2021 | French Open | clay | Nadal Rafael | L | 3-6 6-4 4-6 0-6 | |
| Jun 07, 2021 | French Open | clay | Struff Jan-Lennard | W | 7-6 6-4 7-5 | |
| Jun 05, 2021 | French Open | clay | Kohlschreiber Philipp | W | 6-4 6-2 6-1 | |
| Jun 03, 2021 | French Open | clay | Bedene Aljaz | W | 6-4 6-2 6-4 | |
| Jun 01, 2021 | French Open | clay | Lu Yen-hsun | W | 6-2 6-2 6-3 | |
| May 20, 2021 | Lyon | clay | Gasquet Richard | L | 3-6 5-7 | |
| May 11, 2021 | Rome | clay | Auger Aliassime Felix | L | 1-6 3-6 | |
| May 05, 2021 | Madrid - Masters | clay | Karatsev Aslan | L | 6-2 4-6 1-6 | |
| Apr 23, 2021 | Barcelona | clay | Carreno-Busta Pablo | L | 4-6 6-3 5-7 | |
| Apr 22, 2021 | Barcelona | clay | Moutet Corentin | W | 6-4 6-2 | |
| Apr 21, 2021 | Barcelona | clay | Tiafoe Frances | W | 3-6 7-5 6-1 | |
| Apr 14, 2021 | Monte Carlo | clay | Ruud Casper | L | 3-6 3-6 | |
| Mar 31, 2021 | Miami | hard | Korda Sebastian | L | 3-6 6-4 5-7 | |
| Mar 29, 2021 | Miami | hard | Mannarino Adrian | W | 6-1 6-4 | |
| Mar 28, 2021 | Miami | hard | Uchiyama Yasutaka | W | 6-3 6-3 | |
| Mar 17, 2021 | Acapulco | hard | Musetti Lorenzo | L | 3-6 6-2 4-6 | |
| Mar 07, 2021 | Buenos Aires | clay | Cerundolo Francisco | W | 6-1 6-2 | |
| Mar 06, 2021 | Buenos Aires | clay | Kecmanovic Miomir | W | 6-0 6-4 | |
| Mar 06, 2021 | Buenos Aires | clay | Munar Jaume | W | 6-2 7-5 | |
| Mar 05, 2021 | Buenos Aires | clay | Klein Lukas | W | 6-4 6-2 | |
| Feb 27, 2021 | Cordoba | clay | Ramos-Vinolas Albert | L | 1-6 6-4 3-6 | |
| Feb 25, 2021 | Cordoba | clay | Cecchinato Marco | W | 6-2 6-2 | |
| Feb 12, 2021 | Australian Open | hard | Karatsev Aslan | L | 3-6 3-6 3-6 | |
| Feb 10, 2021 | Australian Open | hard | Muller Alexandre | W | 6-2 6-0 6-3 | |
| Feb 08, 2021 | Australian Open | hard | Ymer Elias | W | 7-6 6-4 2-6 6-2 | |
| Feb 06, 2021 | ATP Cup | hard | Nishikori Kei | W | 6-1 6-7 6-0 | |
| Feb 02, 2021 | ATP Cup | hard | Medvedev Daniil | L | 5-7 3-6 |
| Date | Tournament | Surface | Opponent | W/L | Score | |
|---|---|---|---|---|---|---|
| Jul 15, 2021 | Hamburg | clay | Paire Benoit | L | 5-7 6-7 | |
| Jul 13, 2021 | Hamburg | clay | Nagal Sumit | W | 6-0 6-4 | |
| Jul 11, 2021 | Hamburg | clay | Baez Sebastian | W | 6-2 3-6 7-6 | |
| Jul 10, 2021 | Hamburg | clay | Forejtek Jonas | W | 7-5 6-2 | |
| May 27, 2021 | French Open | clay | Laaksonen Henri | L | 6-4 1-6 5-7 | |
| May 26, 2021 | French Open | clay | Ofner Sebastian | W | 6-7 7-5 6-3 | |
| Mar 12, 2021 | Santiago | clay | Garin Christian | L | 4-6 4-6 | |
| Mar 11, 2021 | Santiago | clay | Coria Federico | W | 6-4 7-6 | |
| Mar 09, 2021 | Santiago | clay | Sousa Joao | W | 6-4 6-1 | |
| Mar 08, 2021 | Santiago | clay | Meligeni Rodrigues Alves Felipe | W | 6-4 6-1 | |
| Mar 07, 2021 | Santiago | clay | Blancaneaux Geoffrey | W | 6-2 6-2 | |
| Mar 06, 2021 | Santiago | clay | Lindell Christian | W | 4-6 7-5 7-6 | |
| Feb 28, 2021 | Buenos Aires | clay | Altmaier Daniel | L | 4-6 7-6 5-7 | |
| Feb 27, 2021 | Buenos Aires | clay | Mena Facundo | W | 6-3 6-4 | |
| Feb 21, 2021 | Cordoba | clay | Cerundolo Juan Manuel | L | 6-7 3-6 | |
| Feb 20, 2021 | Cordoba | clay | Descotte Matias Franco | W | 6-7 6-0 6-0 | |
| Jan 29, 2021 | Antalya challenger | clay | Cid Subervi Roberto | L | 4-6 3-6 |