| |||||||
| US Open | ||
| Surface: Hard | Date: Aug. 26 - Sep. 8 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Cristian Garin | Loss | 6-3, 6-7 (5-7), 4-6, 7-6 (7-4), 3-6 |
| Citi Open | ||
| Surface: Hard | Date: Jul. 29 - Aug. 4 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Reilly Opelka | Loss | 4-6, 6-7 (3-7) |
| Hall of Fame Open | ||
| Surface: Grass | Date: Jul. 15 - Jul. 21 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Steve Johnson | Win | 7-6 (11-9), 7-6 (7-5) |
| Second Round | Ilya Ivashka | Loss | 4-6, 3-6 |
| Miami Open presented by Itau | ||
| Surface: Hard | Date: Mar. 19 - Mar. 31 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Damir Dzumhur | Loss | 6-1, 4-6, 6-7 (5-7) |
| New York Open | ||
| Surface: Hard | Date: Feb. 11 - Feb. 17 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Adrian Menendez-Maceiras | Win | 6-4, 7-6 (7-4) |
| Second Round | Jordan Thompson | Loss | 6-4, 1-6, 4-6 |
| Australian Open | ||
| Surface: Hard | Date: Jan. 14 - Jan. 27 | Seed: None |
| Round | Opponent | W / L | Result |
| First Round | Nikoloz Basilashvili | Loss | 4-6, 6-4, 6-7 (6-8), 3-6 |
© 2019 by STATS.Any commercial use or distribution without the express written consent of STATS is strictly prohibited.