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| Erste Bank Open 500 | ||
| Surface: Hard | Date: Oct. 21 - Oct. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Guido Pella | Win | 6-4, 6-4 |
| Second Round | Gilles Simon | Win | 6-2, 3-6, 6-3 |
| Quarterfinals | Gael Monfils | Loss | 5-7, 1-6 |
| VTB Kremlin Cup | ||
| Surface: Hard | Date: Oct. 14 - Oct. 20 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Ivo Karlovic | Loss | 4-6, 7-6 (7-5), 6-7 (6-8) |
| Moselle Open | ||
| Surface: Hard | Date: Sep. 16 - Sep. 22 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Rayane Roumane | Win | 6-4, 6-4 |
| Second Round | Gilles Simon | Win | 7-6 (11-9), 6-2 |
| Quarterfinals | Pablo Carreno Busta | Win | 6-4, 7-5 |
| Semifinals | Benoit Paire | Win | 4-6, 6-1, 6-2 |
| Final | Jo-Wilfried Tsonga | Loss | 7-6 (7-4), 6-7 (4-7), 3-6 |
| US Open | ||
| Surface: Hard | Date: Aug. 26 - Sep. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jozef Kovalik | Win | 6-3, 6-4, 7-5 |
| Second Round | Benoit Paire | Win | 4-6, 6-7 (3-7), 6-2, 7-5, 7-6 (7-4) |
| Third Round | Alexander Zverev | Loss | 7-6 (7-4), 6-7 (4-7), 3-6, 6-7 (3-7) |
| Plava Laguna Croatia Open Umag | ||
| Surface: Clay | Date: Jul. 15 - Jul. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Marco Cecchinato | Win | 6-3, 6-2 |
| Second Round | Jannik Sinner | Win | 7-6 (7-3), 6-3 |
| Quarterfinals | Dusan Lajovic | Loss | 7-5, 3-6, 3-6 |
| Wimbledon | ||
| Surface: Grass | Date: Jul. 1 - Jul. 14 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Matteo Berrettini | Loss | 6-3, 3-6, 2-6, 6-7 (3-7) |
| Fever-Tree Championships | ||
| Surface: Grass | Date: Jun. 17 - Jun. 23 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Alex De Minaur | Win | 3-6, 6-4, 6-4 |
| Second Round | Milos Raonic | Loss | 3-6, 6-7 (3-7) |
| Libema Open | ||
| Surface: Grass | Date: Jun. 10 - Jun. 16 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Richard Gasquet | Loss | 7-6 (7-3), 6-7 (5-7), 4-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 26 - Jun. 9 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Borna Coric | Loss | 1-6, 7-6 (7-4), 4-6, 4-6 |
| Gazprom Hungarian Open | ||
| Surface: Red Clay | Date: Apr. 22 - Apr. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Bernard Tomic | Win | 7-6 (7-5), 6-4 |
| Second Round | Matteo Berrettini | Loss | 6-7 (8-10), 2-6 |
| Rolex Monte-Carlo Masters | ||
| Surface: Clay | Date: Apr. 14 - Apr. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Radu Albot | Loss | 4-6, 2-6 |
| Grand Prix Hassan II | ||
| Surface: Red Clay | Date: Apr. 8 - Apr. 14 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Benoit Paire | Loss | 6-3, 4-6, 5-7 |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 19 - Mar. 31 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Adrian Mannarino | Loss | 6-4, 4-6, 2-6 |
| Rio Open presented by Claro HDTV | ||
| Surface: Clay | Date: Feb. 18 - Feb. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Marco Cecchinato | Win | 7-5, 7-6 (7-1) |
| Second Round | Thiago Monteiro | Win | 6-3, 6-4 |
| Quarterfinals | Hugo Dellien | Win | 4-6, 6-2, 6-3 |
| Semifinals | Laslo Djere | Loss | Retired |
| Argentina Open | ||
| Surface: Clay | Date: Feb. 11 - Feb. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Guido Andreozzi | Win | 1-6, 7-6 (7-5), 6-2 |
| Second Round | Diego Schwartzman | Loss | 4-6, 6-2, 2-6 |
| Cordoba Open | ||
| Surface: Clay | Date: Feb. 4 - Feb. 10 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Maximilian Marterer | Win | 6-3, 6-4 |
| Second Round | Fabio Fognini | Win | 6-1, 6-4 |
| Quarterfinals | Pablo Cuevas | Loss | 6-7 (2-7), 1-6 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 14 - Jan. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Alexander Zverev | Loss | 4-6, 1-6, 4-6 |
| Brisbane International presented by Suncorp | ||
| Surface: Hard | Date: Dec. 31 - Jan. 6 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Milos Raonic | Loss | 0-6, 3-6 |
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