|
| R32 | 2021 M25 Sintra, Wk. 36 | Hard | W | Pedro Araujo | | [H2H] |
|
| F | 2021 Barletta Challenger | Clay | L | Cristian Rodriguez | 6-1 6-3 | [H2H] |
| QF | 2021 Barletta Challenger | Clay | W | Oleksandr Ovcharenko | 6-2 6-4 | [H2H] |
|
| R16 | 2021 M25 Koksijde, Wk. 33 | Clay | L | Christopher Heyman | 7-6(6) 6-4 | [H2H] |
| R32 | 2021 M25 Koksijde, Wk. 33 | Clay | W | Martin Katz | 6-2 7-6(5) | [H2H] |
|
| F | 2021 M25 Decatur, Wk. 31 | Hard | L | Eliot Spizzirri | 6-2 7-5 | [H2H] |
| SF | 2021 M25 Decatur, Wk. 31 | Hard | W | Paul Jubb | 6-4 4-6 1-1 ret. | [H2H] |
| QF | 2021 M25 Decatur, Wk. 31 | Hard | W | Cannon Kingsley | 6-3 6-3 | [H2H] |
| R16 | 2021 M25 Decatur, Wk. 31 | Hard | W | Petros Chrysochos | 4-6 7-6(5) 6-0 | [H2H] |
| R32 | 2021 M25 Decatur, Wk. 31 | Hard | W | Dane Sweeny | 6-3 6-3 | [H2H] |
|
| R16 | 2021 Lexington Challenger | Hard | L | Jason Murray Kubler | 6-4 6-4 | [H2H] |
| R32 | 2021 Lexington Challenger | Hard | W | Nicolas Mejia | 7-6(3) 4-6 6-1 | [H2H] |
|
| F | 2021 Lexington Challenger | Hard | W | Petros Chrysochos | 5-7 7-6(3) 1-1 ret. | [H2H] |
| QF | 2021 Lexington Challenger | Hard | W | Gonzalo Villanueva | 7-5 2-6 6-3 | [H2H] |
|
| QF | 2021 Wimbledon | Grass | L | Hugo Dellien | 6-2 6-1 | [H2H] |
|
| R16 | 2021 Nottingham 2 Challenger | Grass | L | Alex Bolt | 6-7(5) 6-4 6-4 | [H2H] |
| R32 | 2021 Nottingham 2 Challenger | Grass | W | Mikhail Kukushkin | 7-6(4) 6-4 | [H2H] |
|
| F | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Nicolas Kicker | | [H2H] |
| SF | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Roy Smith | 3-6 6-3 6-1 | [H2H] |
| QF | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Kyle Seelig | 6-4 6-2 | [H2H] |
| R16 | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Jorge Brian Panta Herreros | 6-1 6-4 | [H2H] |
| R32 | 2021 M25 Santo Domingo, Wk. 22 | Hard | W | Conner Huertas Del Pino | 7-6(4) 6-2 | [H2H] |
|
| SF | 2021 M25 Pensacola, Wk. 20 | Clay | L | Adrian Andreev | 6-4 6-3 | [H2H] |
| QF | 2021 M25 Pensacola, Wk. 20 | Clay | W | Peter Bertran | 6-4 7-5 | [H2H] |
| R16 | 2021 M25 Pensacola, Wk. 20 | Clay | W | Nicolas Jarry | 7-5 7-6(6) | [H2H] |
| R32 | 2021 M25 Pensacola, Wk. 20 | Clay | W | Gerardo Lopez Villasenor | 6-4 6-3 | [H2H] |
|
| SF | 2021 M25 Prague, Wk. 19 | Clay | L | Peter Goldsteiner | 5-7 7-5 11-9 | [H2H] |
| QF | 2021 M25 Prague, Wk. 19 | Clay | W | Krystof Svojgr | 6-1 6-1 | [H2H] |
|
| R16 | 2021 M15 Cairo, Wk. 18 | Clay | L | Simon Anthony Ivanov | 6-2 6-2 | [H2H] |
| R32 | 2021 M15 Cairo, Wk. 18 | Clay | W | Adam El Mihdawy | 7-5 6-0 | [H2H] |
