|
| QF | 2021 M15 Girona, Wk. 42 | Clay | L | Pol Fernandez | 7-5 6-4 | [H2H] |
|
| R32 | 2021 M15 Platja D'Aro, Wk. 41 | Clay | L | Jose Fco. Vidal Azorin | 6-1 6-3 | [H2H] |
|
| F | 2021 M15 Platja D'Aro, Wk. 41 | Clay | W | Eero Vasa | 1-6 6-3 10-8 | [H2H] |
| SF | 2021 M15 Platja D'Aro, Wk. 41 | Clay | W | David Leon Moros | 6-1 6-3 | [H2H] |
| QF | 2021 M15 Platja D'Aro, Wk. 41 | Clay | W | Pedro Iamachkine | 7-5 6-3 | [H2H] |
|
| R16 | 2021 M25 Eupen, Wk. 36 | Clay | L | Matteo Arnaldi | 7-6(5) 6-2 | [H2H] |
| R32 | 2021 M25 Eupen, Wk. 36 | Clay | W | Loic Cloes | 7-6(7) 6-4 | [H2H] |
|
| QF | 2021 M15 Oldenzaal, Wk. 33 | Clay | L | Nicolas Bruna | 6-4 2-0 ret. | [H2H] |
|
| QF | 2021 M25 Marburg, Wk. 27 | Clay | L | Amaury Raynel | 7-5 6-4 | [H2H] |
|
| R32 | 2021 M25 The Hague, Wk. 26 | Clay | L | Joao Lucas REIS DA Silva | 4-6 6-4 6-4 | [H2H] |
|
| QF | 2021 M15 Alkmaar, Wk. 25 | Clay | L | Deney Wassermann | 7-6(4) 6-7(2) 10-6 | [H2H] |
|
| QF | 2021 M15 Skopje, Wk. 23 | Clay | L | Plamen Milushev | w/o | [H2H] |
|
| R32 | 2021 M15 Skopje, Wk. 22 | Clay | L | Ryan Nijboer | 4-6 6-3 6-4 | [H2H] |
|
| F | 2021 M15 Skopje, Wk. 22 | Clay | W | Tom Gentzsch | 6-4 6-1 | [H2H] |
| SF | 2021 M15 Skopje, Wk. 22 | Clay | W | Lazar Milicevic | 6-7(4) 6-3 12-10 | [H2H] |
| QF | 2021 M15 Skopje, Wk. 22 | Clay | W | Petyr Kardzhiev | 6-0 6-0 | [H2H] |
|
| R16 | 2021 M15 Valldoreix, Wk. 19 | Clay | L | Rayane Roumane | 6-4 2-6 6-4 | [H2H] |
| R32 | 2021 M15 Valldoreix, Wk. 19 | Clay | W | Georgii Kravchenko | 7-6(3) 6-1 | [H2H] |
|
| F | 2021 M15 Valldoreix, Wk. 19 | Clay | W | Francisco Cabral | 7-5 6-0 | [H2H] |
| SF | 2021 M15 Valldoreix, Wk. 19 | Clay | W | Pierre Delage | 6-4 6-2 | [H2H] |
| QF | 2021 M15 Valldoreix, Wk. 19 | Clay | W | Alejandro MORO Canas | 3-6 6-2 10-6 | [H2H] |
|
| R16 | 2021 M15 Majadahonda, Wk. 18 | Clay | L | Georgii Kravchenko | 2-6 6-3 6-2 | [H2H] |
| R32 | 2021 M15 Majadahonda, Wk. 18 | Clay | W | Dominic Stephan Stricker | 3-6 6-3 6-3 | [H2H] |
|
| F | 2021 M15 Majadahonda, Wk. 18 | Clay | W | Remy Bertola | 6-3 6-4 | [H2H] |
| SF | 2021 M15 Majadahonda, Wk. 18 | Clay | W | Miguel Damas | 6-4 6-3 | [H2H] |
| QF | 2021 M15 Majadahonda, Wk. 18 | Clay | W | Vicente Oliver Moratalla | 6-2 6-4 | [H2H] |
|
| R16 | 2021 M25 Meerbusch, Wk. 15 | Clay | L | Elmar Ejupovic | 6-2 6-3 | [H2H] |
| R32 | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Louis Wessels | 6-2 6-2 | [H2H] |
|
| F | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Mark Owen Endler | 6-1 6-2 | [H2H] |
| SF | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Floris Podzimek | 6-3 6-2 | [H2H] |
