| ||||||||||||||
| European Open | ||
| Surface: Hard | Date: Oct. 14 - Oct. 20 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Pablo Cuevas | Loss | 4-6, 3-6 |
| US Open | ||
| Surface: Hard | Date: Aug. 26 - Sep. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Soon Woo Kwon | Win | 6-3, 6-4, 2-6, 2-3 Retired |
| Second Round | Daniil Medvedev | Loss | 3-6, 5-7, 7-5, 3-6 |
| Generali Open | ||
| Surface: Clay | Date: Jul. 29 - Aug. 3 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Roberto Carballes Baena | Loss | 6-3, 3-6, 2-6 |
| Hamburg Open | ||
| Surface: Red Clay | Date: Jul. 22 - Jul. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Nikoloz Basilashvili | Loss | 4-6, 3-6 |
| SkiStar Swedish Open | ||
| Surface: Clay | Date: Jul. 15 - Jul. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Ernests Gulbis | Win | 6-2, 2-1 Retired |
| Second Round | Juan Ignacio Londero | Loss | 6-4, 5-7, 3-6 |
| Wimbledon | ||
| Surface: Grass | Date: Jul. 1 - Jul. 14 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | John Millman | Loss | 2-6, 3-6, 4-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 26 - Jun. 9 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Prajnesh Gunneswaran | Win | 6-1, 6-3, 6-1 |
| Second Round | Stefanos Tsitsipas | Loss | 6-4, 0-6, 3-6, 5-7 |
| Banque Eric Sturdza Geneva Open | ||
| Surface: Clay | Date: May 19 - May 25 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Andreas Seppi | Win | 6-1, 3-6, 6-4 |
| Second Round | Janko Tipsarevic | Win | 7-6 (7-3), 6-3 |
| Quarterfinals | Alexander Zverev | Loss | 5-7, 6-3, 3-6 |
| Mutua Madrid Open | ||
| Surface: Red Clay | Date: May 4 - May 12 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Gilles Simon | Win | 4-6, 6-1, 7-6 (7-4) |
| Second Round | Kei Nishikori | Loss | 5-7, 5-7 |
| Millennium Estoril Open | ||
| Surface: Red Clay | Date: Apr. 29 - May 5 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Guido Andreozzi | Loss | 3-6, 3-6 |
| Barcelona Open Banc Sabadell | ||
| Surface: Clay | Date: Apr. 22 - Apr. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jan-Lennard Struff | Loss | 3-6, 1-6 |
| Fayez Sarofim & Co. US Men's Clay Court Championship | ||
| Surface: Clay | Date: Apr. 8 - Apr. 14 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Casper Ruud | Loss | 6-7 (7-9), 4-6 |
| Brasil Open | ||
| Surface: Clay | Date: Feb. 25 - Mar. 3 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Pedro Martinez | Win | 6-1, 6-2 |
| Second Round | Juan Ignacio Londero | Win | 6-4, 7-6 (7-3) |
| Quarterfinals | Casper Ruud | Loss | 1-6, 1-6 |
| Rio Open presented by Claro HDTV | ||
| Surface: Clay | Date: Feb. 18 - Feb. 24 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Guido Andreozzi | Win | 6-4, 6-4 |
| Second Round | Roberto Carballes Baena | Win | 7-5, 6-4 |
| Quarterfinals | Aljaz Bedene | Loss | 6-4, 2-6, 3-6 |
| Cordoba Open | ||
| Surface: Clay | Date: Feb. 4 - Feb. 10 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Albert Ramos-Vinolas | Loss | 6-7 (7-9), 6-4, 3-6 |
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