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| Rakuten Japan Open Tennis Championships | ||
| Surface: Hard | Date: Sep. 30 - Oct. 6 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Alex De Minaur | Win | 6-3, 6-7 (6-8), 7-6 (10-8) |
| Second Round | John Millman | Loss | 3-6, 2-6 |
| Chengdu Open | ||
| Surface: Hard | Date: Sep. 23 - Sep. 29 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Marton Fucsovics | Win | 4-6, 6-4, 6-2 |
| Second Round | Dusan Lajovic | Win | 6-3, 6-3 |
| Quarterfinals | Joao Sousa | Win | 6-7 (5-7), 6-3, 6-4 |
| Semifinals | Alexander Bublik | Loss | 6-7 (6-8), 4-6 |
| US Open | ||
| Surface: Hard | Date: Aug. 26 - Sep. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Egor Gerasimov | Loss | 5-7, 6-7 (5-7), 6-7 (3-7) |
| Winston-Salem Open | ||
| Surface: Hard | Date: Aug. 18 - Aug. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jaume Munar | Win | 7-6 (7-5), 4-6, 6-1 |
| Second Round | Casper Ruud | Loss | 1-6, 0-0 Retired |
| Citi Open | ||
| Surface: Hard | Date: Jul. 29 - Aug. 4 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Ricardas Berankis | Win | 4-6, 6-3, 6-1 |
| Second Round | Kyle Edmund | Loss | 1-6, 4-6 |
| Wimbledon | ||
| Surface: Grass | Date: Jul. 1 - Jul. 14 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Roger Federer | Loss | 6-3, 1-6, 2-6, 2-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 26 - Jun. 9 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Lukas Rosol | Win | 6-1, 4-6, 2-6, 6-1, 6-2 |
| Second Round | Borna Coric | Loss | 2-6, 3-6, 6-7 (2-7) |
| Open Parc Auvergne-Rhone-Alpes Lyon | ||
| Surface: Clay | Date: May 19 - May 25 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Steve Johnson | Loss | 2-6, 6-7 (2-7) |
| Gazprom Hungarian Open | ||
| Surface: Red Clay | Date: Apr. 22 - Apr. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Peter Gojowczyk | Loss | 5-7, 4-6 |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 19 - Mar. 31 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Bye | ||
| Second Round | Robin Haase | Loss | 6-3, 3-6, 4-6 |
| Delray Beach Open by VITACOST.com | ||
| Surface: Hard | Date: Feb. 18 - Feb. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Darian King | Win | 7-6 (7-1), 6-3 |
| Second Round | Daniel Evans | Loss | 0-6, 2-6 |
| New York Open | ||
| Surface: Hard | Date: Feb. 11 - Feb. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Sam Querrey | Loss | 6-7 (2-7), 2-6 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 14 - Jan. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Daniil Medvedev | Loss | 1-6, 2-6, 1-6 |
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