|
| F | 2021 Maia 2 Challenger | Clay | L | Elmar Ejupovic | 6-4 6-3 | [H2H] |
| QF | 2021 Maia 2 Challenger | Clay | W | Maxime Hamou | 6-0 6-0 | [H2H] |
|
| R32 | 2021 Maia Challenger | Clay | L | Nicholas David Ionel | 6-7(1) 6-3 6-2 | [H2H] |
|
| R32 | 2021 M25 Austin, Wk. 46 | Hard | L | Inaki Montes-De La Torre | 6-7(4) 7-5 7-5 | [H2H] |
|
| R16 | 2021 M15 Fayetteville, Wk. 44 | Hard | L | Daniel Rodrigues | 6-3 6-4 | [H2H] |
| R32 | 2021 M15 Fayetteville, Wk. 44 | Hard | W | Nathan Ponwith | 2-6 6-3 6-3 | [H2H] |
|
| R16 | 2021 M15 Tallahassee, Wk. 43 | Hard | L | Ben Shelton | 6-3 3-6 6-3 | [H2H] |
| R32 | 2021 M15 Tallahassee, Wk. 43 | Hard | W | Loris Pourroy | 5-7 7-6(4) 6-3 | [H2H] |
|
| QF | 2021 M15 Vero Beach, Wk. 42 | Clay | L | Juncheng Shang | 6-3 7-6(4) | [H2H] |
| R16 | 2021 M15 Vero Beach, Wk. 42 | Clay | W | Diogo Marques | 6-3 6-3 | [H2H] |
| R32 | 2021 M15 Vero Beach, Wk. 42 | Clay | W | Toby Martin | 5-7 6-2 6-2 | [H2H] |
|
| F | 2021 M15 Naples, Wk. 41 | Clay | L | Juncheng Shang | 6-3 7-6(3) | [H2H] |
| SF | 2021 M15 Naples, Wk. 41 | Clay | W | Blu Baker | 7-6(2) 6-3 | [H2H] |
| QF | 2021 M15 Naples, Wk. 41 | Clay | W | Johannes Ingildsen | 6-4 6-3 | [H2H] |
| R16 | 2021 M15 Naples, Wk. 41 | Clay | W | Juan Ignacio Galarza | 6-2 7-5 | [H2H] |
| R32 | 2021 M15 Naples, Wk. 41 | Clay | W | Juan David Velasquez | 6-1 6-0 | [H2H] |
|
| R16 | 2021 M15 Naples, Wk. 40 | Clay | L | Liam Draxl | 6-1 6-7(2) 6-3 | [H2H] |
| R32 | 2021 M15 Naples, Wk. 40 | Clay | W | Juan David Velasquez | 6-2 6-3 | [H2H] |
|
| SF | 2021 M25 Sintra, Wk. 36 | Hard | L | Santiago Fa Rodriguez Taverna | 3-6 6-2 6-3 | [H2H] |
| QF | 2021 M25 Sintra, Wk. 36 | Hard | W | John Echeverria | 7-6(3) 6-3 | [H2H] |
| R16 | 2021 M25 Sintra, Wk. 36 | Hard | W | Dan Added | 7-6(6) 6-3 | [H2H] |
| R32 | 2021 M25 Sintra, Wk. 36 | Hard | W | Mateus Alves (2001) | 6-4 6-3 | [H2H] |
|
| F | 2021 M15 Monastir, Wk. 33 | Hard | L | Luciano Darderi | 6-2 6-2 | [H2H] |
| SF | 2021 M15 Monastir, Wk. 33 | Hard | W | Gage Brymer | 7-6(3) 6-2 | [H2H] |
| QF | 2021 M15 Monastir, Wk. 33 | Hard | W | Yuki Mochizuki | 6-7(6) 6-4 6-2 | [H2H] |
| R16 | 2021 M15 Monastir, Wk. 33 | Hard | W | Dan Added | 7-6(5) 7-6(5) | [H2H] |
| R32 | 2021 M15 Monastir, Wk. 33 | Hard | W | Kai Lemstra | 6-4 6-3 | [H2H] |
|
| F | 2021 M15 Monastir, Wk. 33 | Hard | W | Ishaan Ravichander | 6-4 7-5 | [H2H] |
| SF | 2021 M15 Monastir, Wk. 33 | Hard | W | Mousa Alkotop | 6-2 6-3 | [H2H] |
| QF | 2021 M15 Monastir, Wk. 33 | Hard | W | Boopathy Sakthivel | 6-0 6-0 | [H2H] |
