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| Western & Southern Open | ||
| Surface: Hard | Date: Aug. 12 - Aug. 19 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | David Ferrer | Win | 6-2, 6-2 |
| Second Round | David Goffin | Loss | 7-5, 4-6, 2-6 |
| Rogers Cup presented by National Bank | ||
| Surface: Hard | Date: Aug. 6 - Aug. 12 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jared Donaldson | Win | 6-3, 6-4 |
| Second Round | Rafael Nadal | Loss | 2-6, 3-6 |
| Citi Open | ||
| Surface: Hard | Date: Jul. 30 - Aug. 5 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Marcos Baghdatis | Loss | 3-6, 6-3, 2-6 |
| German Tennis Championships | ||
| Surface: Red Clay | Date: Jul. 23 - Jul. 29 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Richard Gasquet | Loss | 5-7, 3-6 |
| Plava Laguna Croatia Open Umag | ||
| Surface: Clay | Date: Jul. 16 - Jul. 22 | Seed: 8 |
| Round | Opponent | W / L | Result |
| First Round | Marton Fucsovics | Loss | 1-6, 3-6 |
| Wimbledon | ||
| Surface: Grass | Date: Jul. 2 - Jul. 15 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jason Jung | Win | 7-5, 7-6 (7-1), 6-4 |
| Second Round | Denis Shapovalov | Win | 0-6, 6-2, 6-4, 7-6(7-3) |
| Third Round | Juan Martin Del Potro | Loss | 4-6, 6-7 (4-7), 3-6 |
| Gerry Weber Open | ||
| Surface: Grass | Date: Jun. 18 - Jun. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Steve Johnson | Win | 7-5, 7-6 (7-5) |
| Second Round | Roger Federer | Loss | 3-6, 6-3, 6-7 (7-9) |
| MercedesCup | ||
| Surface: Grass | Date: Jun. 11 - Jun. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Taylor Fritz | Win | 6-7 (4-7), 6-3, 6-2 |
| Second Round | Tomas Berdych | Loss | 6-7 (3-7), 4-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 27 - Jun. 10 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Roberto Carballes Baena | Win | 6-3, 6-7 (3-7), 7-6 (11-9), 6-1 |
| Second Round | Kei Nishikori | Loss | 3-6, 6-2, 6-4, 2-6, 3-6 |
| Internazionali BNL d'Italia | ||
| Surface: Red Clay | Date: May 13 - May 20 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Richard Gasquet | Win | 6-4, 6-4 |
| Second Round | Diego Schwartzman | Win | 2-6, 6-4, 6-2 |
| Third Round | Marin Cilic | Loss | 3-6, 4-6 |
| Mutua Madrid Open | ||
| Surface: Red Clay | Date: May 5 - May 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Lucas Pouille | Win | 6-2, 6-3 |
| Second Round | Denis Shapovalov | Loss | 6-7 (5-7), 6-4, 4-6 |
| Barcelona Open Banco Sabadell | ||
| Surface: Clay | Date: Apr. 23 - Apr. 29 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Nicolas Jarry | Win | 7-6 (7-4), 6-7 (3-7), 6-4 |
| Second Round | Pablo Carreno Busta | Loss | 3-6, 3-6 |
| Monte-Carlo Rolex Masters | ||
| Surface: Clay | Date: Apr. 15 - Apr. 22 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Feliciano Lopez | Loss | 7-5, 6-7 (5-7), 4-6 |
| Grand Prix Hassan II | ||
| Surface: Red Clay | Date: Apr. 9 - Apr. 15 | Seed: 6 |
| Round | Opponent | W / L | Result |
| First Round | Gilles Simon | Loss | 2-6, 7-6 (7-1), 6-7 (5-7) |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 20 - Apr. 1 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Mischa Zverev | Win | 1-6, 6-1, 6-2 |
| Second Round | Novak Djokovic | Win | 6-3, 6-4 |
| Third Round | Filip Krajinovic | Loss | 3-6, 3-6 |
| BNP Paribas Open | ||
| Surface: Hard | Date: Mar. 7 - Mar. 18 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Mitchell Krueger | Loss | 4-6, 6-1, 4-6 |
| Dubai Duty Free Tennis Championships | ||
| Surface: Hard | Date: Feb. 26 - Mar. 3 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Yoshihito Nishioka | Win | 5-7, 6-4, 6-1 |
| Second Round | Borna Coric | Loss | 1-6, 4-6 |
| Open Sud de France | ||
| Surface: Hard | Date: Feb. 5 - Feb. 11 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Mischa Zverev | Win | 6-4, 6-4 |
| Second Round | John Millman | Win | 6-4, 7-6 (7-4) |
| Quarterfinals | Lucas Pouille | Loss | 1-6, 4-6 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 15 - Jan. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Guillermo Garcia-Lopez | Loss | 0-6, 7-6 (7-4), 1-6, 4-6 |
| Sydney International | ||
| Surface: Hard | Date: Jan. 7 - Jan. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Aljaz Bedene | Win | 1-6, 7-6 (7-5), 6-3 |
| Second Round | Leonardo Mayer | Win | 6-2, 3-6, 6-1 |
| Quarterfinals | Gilles Muller | Win | 6-4, 6-4 |
| Semifinals | Alex De Minaur | Loss | 6-4, 1-6, 1-6 |
| Tata Open Maharashtra | ||
| Surface: Hard | Date: Jan. 1 - Jan. 6 | Seed: 4 |
| Round | Opponent | W / L | Result |
| First Round | Bye | ||
| Second Round | Marton Fucsovics | Win | 6-4, 6-7 (4-7), 7-6 (8-6) |
| Quarterfinals | Robin Haase | Win | 7-5, 2-6, 6-3 |
| Semifinals | Kevin Anderson | Loss | 7-6 (8-6), 6-7 (2-7), 1-6 |
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