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| Roland Garros | ||
| Surface: Red Clay | Date: May 26 - Jun. 9 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Janko Tipsarevic | Win | 6-3, 6-0, 3-6, 6-7(4-7), 6-4 |
| Second Round | Marin Cilic | Win | 6-7 (3-7), 6-4, 4-6, 7-6(7-2), 6-3 |
| Third Round | Stan Wawrinka | Loss | 6-7 (5-7), 6-7 (4-7), 6-7 (8-10) |
| Banque Eric Sturdza Geneva Open | ||
| Surface: Clay | Date: May 19 - May 25 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Federico Delbonis | Loss | 6-1, 4-6, 2-6 |
| Internazionali BNL d'Italia | ||
| Surface: Red Clay | Date: May 12 - May 19 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jan-Lennard Struff | Loss | 4-6, 7-6 (7-5), 3-6 |
| Mutua Madrid Open | ||
| Surface: Red Clay | Date: May 4 - May 12 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Taylor Fritz | Loss | 6-7 (8-10), 6-7 (4-7) |
| Barcelona Open Banc Sabadell | ||
| Surface: Clay | Date: Apr. 22 - Apr. 28 | Seed: 13 |
| Round | Opponent | W / L | Result |
| First Round | Bye | ||
| Second Round | Fernando Verdasco | Win | 6-2, 6-7 (4-7), 6-3 |
| Third Round | Nicolas Jarry | Loss | 6-2, 4-6, 6-7 (2-7) |
| Rolex Monte-Carlo Masters | ||
| Surface: Clay | Date: Apr. 14 - Apr. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Matteo Berrettini | Win | 7-5, 6-4 |
| Second Round | Jan-Lennard Struff | Win | 7-6 (7-2), 6-4 |
| Third Round | Rafael Nadal | Loss | 4-6, 1-6 |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 19 - Mar. 31 | Seed: 24 |
| Round | Opponent | W / L | Result |
| First Round | Bye | ||
| Second Round | Feliciano Lopez | Win | 6-1, 6-3 |
| Third Round | Jordan Thompson | Loss | 5-7, 5-7 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 14 - Jan. 27 | Seed: 20 |
| Round | Opponent | W / L | Result |
| First Round | Janko Tipsarevic | Win | 4-6, 6-3, 6-1, 6-4 |
| Second Round | Pablo Cuevas | Win | 6-3, 6-7 (5-7), 6-3, 7-5 |
| Third Round | Thomas Fabbiano | Win | 7-6 (7-5), 6-4, 6-4 |
| Fourth Round | Frances Tiafoe | Loss | 5-7, 6-7 (6-8), 7-6 (7-1), 5-7 |
| Brisbane International presented by Suncorp | ||
| Surface: Hard | Date: Dec. 31 - Jan. 6 | Seed: 6 |
| Round | Opponent | W / L | Result |
| First Round | Yoshihito Nishioka | Win | 6-3, 6-4 |
| Second Round | John Millman | Win | 6-3, 6-4 |
| Quarterfinals | Kei Nishikori | Loss | 5-7, 5-7 |
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