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| BNP Paribas Open | ||
| Surface: Hard | Date: Oct. 6 - Oct. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Tennys Sandgren | Loss | 4-6, 3-6 |
| US Open | ||
| Surface: Hard | Date: Aug. 30 - Sep. 12 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Daniel Evans | Loss | 3-6, 7-6 (8-6), 4-6, 1-6 |
| Winston-Salem Open | ||
| Surface: Hard | Date: Aug. 22 - Aug. 28 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | James Duckworth | Win | 6-4, 4-6, 7-6 (7-5) |
| Second Round | Eduardo Nava | Win | 7-5, 6-1 |
| Third Round | Frances Tiafoe | Loss | 5-7, 6-7 (2-7) |
| Nordea Open | ||
| Surface: Clay | Date: Jul. 12 - Jul. 18 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Yannick Hanfmann | Loss | 2-6, 5-7 |
| Wimbledon | ||
| Surface: Grass | Date: Jun. 28 - Jul. 11 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Felix Auger-Aliassime | Loss | 3-6, 3-6, 3-6 |
| Roland Garros | ||
| Surface: Red Clay | Date: May 30 - Jun. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Francisco Cerundolo | Win | 6-3, 6-4, 6-3 |
| Second Round | Steve Johnson | Loss | 3-6, 7-6 (7-2), 6-7 (2-7), 6-3, 3-6 |
| Gonet Geneva Open | ||
| Surface: Clay | Date: May 16 - May 22 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Laslo Djere | Loss | 7-6 (9-7), 3-6, 5-7 |
| Serbia Open | ||
| Surface: Red Clay | Date: May 16 - May 29 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Radu Albot | Win | 6-2, 6-2 |
| Second Round | Federico Delbonis | Loss | 6-7 (6-8), 6-3, 4-6 |
| BMW Open by FWU | ||
| Surface: Red Clay | Date: Apr. 26 - May 2 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Nikoloz Basilashvili | Loss | 2-6, 3-6 |
| Barcelona Open Banc Sabadell | ||
| Surface: Clay | Date: Apr. 19 - Apr. 25 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Jaume Munar | Loss | 3-6, 5-7 |
| Argentina Open | ||
| Surface: Clay | Date: Mar. 1 - Mar. 7 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Roberto Carballes Baena | Win | 6-2, 6-3 |
| Second Round | Miomir Kecmanovic | Loss | 7-5, 3-6, 4-6 |
| Cordoba Open | ||
| Surface: Red Clay | Date: Feb. 22 - Feb. 28 | Seed: 7 |
| Round | Opponent | W / L | Result |
| First Round | Joao Menezes | Win | 6-3, 6-3 |
| Second Round | Roberto Carballes Baena | Win | 6-3, 6-4 |
| Quarterfinals | Juan Manuel Cerundolo | Loss | 2-6, 6-2, 3-6 |
| Australian Open | ||
| Surface: Hard | Date: Feb. 8 - Feb. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Andrej Martin | Win | 7-6 (8-6), 6-1, 6-2 |
| Second Round | Andrey Rublev | Loss | 4-6, 4-6, 6-7 (8-10) |
| Great Ocean Road Open | ||
| Surface: Hard | Date: Feb. 1 - Feb. 7 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Thomas Fancutt | Win | 6-4, 6-4 |
| Second Round | Matthew Ebden | Win | 6-7 (4-7), 6-4, 6-3 |
| Third Round | Carlos Alcaraz | Win | 7-6 (7-3), 6-3 |
| Quarterfinals | Jordan Thompson | Win | 6-4, 6-4 |
| Semifinals | Stefano Travaglia | Loss | 3-6, 4-6 |
| Delray Beach Open by VITACOST.com | ||
| Surface: Hard | Date: Jan. 7 - Jan. 13 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Thomaz Bellucci | Win | 6-3, 7-5 |
| Second Round | John Isner | Loss | 4-6, 6-7 (4-7) |
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