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| Erste Bank Open 500 | ||
| Surface: Hard | Date: Oct. 25 - Oct. 31 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Matteo Berrettini | Loss | 6-7 (3-7), 3-6 |
| European Open | ||
| Surface: Hard | Date: Oct. 18 - Oct. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Botic van de Zandschulp | Loss | 4-6, 6-3, 0-6 |
| BNP Paribas Open | ||
| Surface: Hard | Date: Oct. 6 - Oct. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Miomir Kecmanovic | Win | 6-3, 7-6 (7-4) |
| Second Round | Hubert Hurkacz | Loss | 1-6, 5-7 |
| US Open | ||
| Surface: Hard | Date: Aug. 30 - Sep. 12 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Radu Albot | Win | 6-3, 6-7 (3-7), 6-3, 6-3 |
| Second Round | Grigor Dimitrov | Win | 7-6 (7-4), 7-6 (7-4), 4-0 Retired |
| Third Round | Daniel Evans | Loss | 6-4, 6-3, 3-6, 4-6, 6-7 (1-7) |
| Winston-Salem Open | ||
| Surface: Hard | Date: Aug. 22 - Aug. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Steve Johnson | Win | 7-5, 6-4 |
| Second Round | Carlos Alcaraz | Loss | 7-6 (11-9), 1-6, 6-7 (1-7) |
| Citi Open | ||
| Surface: Hard | Date: Aug. 2 - Aug. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Brandon Nakashima | Loss | 3-6, 3-6 |
| Truist Atlanta Open | ||
| Surface: Hard | Date: Jul. 26 - Aug. 1 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Steve Johnson | Loss | 6-7 (4-7), 3-6 |
| Wimbledon | ||
| Surface: Grass | Date: Jun. 28 - Jul. 11 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Kei Nishikori | Loss | 4-6, 4-6, 4-6 |
| Nature Valley International | ||
| Surface: Grass | Date: Jun. 21 - Jun. 26 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Norbert Gombos | Win | 4-6, 6-4, 6-1 |
| Second Round | Ilya Ivashka | Loss | 7-6 (7-5), 5-7, 3-6 |
| cinch Championships | ||
| Surface: Grass | Date: Jun. 14 - Jun. 20 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Daniel Evans | Loss | 4-6, 4-6 |
| MercedesCup | ||
| Surface: Grass | Date: Jun. 8 - Jun. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Feliciano Lopez | Loss | 4-6, 4-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 30 - Jun. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Rafael Nadal | Loss | 3-6, 2-6, 6-7 (3-7) |
| Mutua Madrid Open | ||
| Surface: Hard | Date: Apr. 29 - May 9 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jan-Lennard Struff | Win | 6-3, 7-6 (7-4) |
| Second Round | Jannik Sinner | Win | 7-6 (7-5), 6-2 |
| Third Round | Rafael Nadal | Loss | 3-6, 3-6 |
| BMW Open by FWU | ||
| Surface: Red Clay | Date: Apr. 26 - May 2 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | John Millman | Loss | 6-7 (3-7), 6-3, 5-7 |
| ATP Serbia Open | ||
| Surface: Red Clay | Date: Apr. 19 - Apr. 25 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Francisco Cerundolo | Win | 4-6, 7-6 (7-5), 7-6 (8-6) |
| Second Round | Gianluca Mager | Loss | 5-7, 2-6 |
| Rolex Monte-Carlo Masters | ||
| Surface: Clay | Date: Apr. 11 - Apr. 18 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Pablo Andujar | Win | 0-6, 6-2, 7-6 (7-3) |
| Second Round | Lucas Pouille | Loss | 5-7, 6-2, 3-6 |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 23 - Apr. 4 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Feliciano Lopez | Win | 6-4, 7-6 (7-4) |
| Second Round | Reilly Opelka | Win | 6-4, 6-2 |
| Third Round | Daniil Medvedev | Loss | 6-7 (3-7), 7-6 (9-7), 4-6 |
| Dubai Duty Free Tennis Championships | ||
| Surface: Hard | Date: Mar. 14 - Mar. 20 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Dennis Novak | Win | 7-6 (7-3), 7-5 |
| Second Round | Karen Khachanov | Loss | 4-6, 6-3, 6-7 (4-7) |
| Singapore Tennis Open | ||
| Surface: Hard | Date: Feb. 22 - Feb. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Christopher Eubanks | Win | 7-6 (7-5), 7-6 (7-5) |
| Second Round | Adrian Andreev | Win | 6-1, 5-7, 6-3 |
| Quarterfinals | Matthew Ebden | Win | 6-4, 7-6 (9-7) |
| Semifinals | Marin Cilic | Win | 7-6 (7-5), 7-6 (7-2) |
| Final | Alexander Bublik | Win | 4-6, 6-0, 6-2 |
| Australian Open | ||
| Surface: Hard | Date: Feb. 8 - Feb. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | David Goffin | Win | 3-6, 6-4, 6-7 (4-7), 7-6(8-6), 6-3 |
| Second Round | Lloyd Harris | Loss | 2-6, 6-1, 3-6, 7-6 (7-5), 3-6 |
| Murray River Open | ||
| Surface: Hard | Date: Feb. 1 - Feb. 7 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Borna Gojo | Win | 6-7 (8-10), 7-6 (7-2), 7-6 (9-7) |
| Second Round | Tommy Paul | Win | 6-4, 6-3 |
| Third Round | Grigor Dimitrov | Loss | 4-6, 7-6 (7-5), 3-6 |
© 2021 by STATS PERFORM.