|
| QF | 2021 Milan Challenger | Clay | W | Jonas Forejtek | | [H2H] |
|
| F | 2021 Forli Challenger | Clay | L | Lucas Gerch | 4-6 6-4 7-6(2) | [H2H] |
| QF | 2021 Forli Challenger | Clay | W | David Pichler | 5-7 7-5 2-0 ret. | [H2H] |
|
| QF | 2021 Bratislava Challenger | Clay | L | Jonas Forejtek | 7-6(5) 7-6(1) | [H2H] |
|
| R32 | 2021 M25 Kiseljak, Wk. 21 | Clay | L | Matheus Pucinelle De Almeida | 6-2 6-2 | [H2H] |
|
| F | 2021 M15 Troisdorf, Wk. 19 | Clay | W | Michael Geerts | 7-6(4) 6-2 | [H2H] |
| SF | 2021 M15 Troisdorf, Wk. 19 | Clay | W | Sebastian Fanselow | 7-6(3) 6-4 | [H2H] |
| QF | 2021 M15 Troisdorf, Wk. 19 | Clay | W | Yannick Mertens | 6-2 6-1 | [H2H] |
| R16 | 2021 M15 Troisdorf, Wk. 19 | Clay | W | Juan Pablo Paz | 7-6(2) 6-4 | [H2H] |
| R32 | 2021 M15 Troisdorf, Wk. 19 | Clay | W | Oscar Moraing | 6-3 6-3 | [H2H] |
|
| SF | 2021 M25 Meerbusch, Wk. 15 | Clay | L | Alexander Erler | 6-3 6-4 | [H2H] |
| QF | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Peter Heller | 6-3 7-6(6) | [H2H] |
| R16 | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Niels Visker | 6-2 6-3 | [H2H] |
| R32 | 2021 M25 Meerbusch, Wk. 15 | Clay | W | Rudolf Molleker | 7-6(3) 4-6 6-3 | [H2H] |
|
| F | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Gijs Brouwer | | [H2H] |
| SF | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Matteo Martineau | 4-6 7-6(6) 6-3 | [H2H] |
| QF | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Alexander Erler | 7-6(6) 6-7(6) 6-3 | [H2H] |
| R16 | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Yann Marti | 6-2 2-2 ret. | [H2H] |
| R32 | 2021 M25 Trimbach, Wk. 10 | Carpet | W | Niklas Schell | 7-6(1) 6-4 | [H2H] |
|
| F | 2021 Gran Canaria 1 Challenger | Clay | L | Manuel Guinard | 6-4 6-4 | [H2H] |
| QF | 2021 Gran Canaria 1 Challenger | Clay | W | Sadio Doumbia | 7-6(8) 6-3 | [H2H] |
|
| F | 2021 M15 Grenoble, Wk. 6 | Hard | L | Lucas Poullain | 6-4 7-6(6) | [H2H] |
| SF | 2021 M15 Grenoble, Wk. 6 | Hard | W | Kyrian Jacquet | 3-6 7-5 7-6(4) | [H2H] |
| QF | 2021 M15 Grenoble, Wk. 6 | Hard | W | Arthur Reymond | 7-5 6-2 | [H2H] |
| R16 | 2021 M15 Grenoble, Wk. 6 | Hard | W | Lucas Gerch | 6-4 6-1 | [H2H] |
| R32 | 2021 M15 Grenoble, Wk. 6 | Hard | W | Axel Garcian | 3-6 6-3 6-4 | [H2H] |
|
| QF | 2020 Maia Challenger | Clay | L | Maxime Hamou | 6-3 2-6 7-6(4) | [H2H] |
|
| QF | 2020 Bratislava Challenger | Hard | L | Jack Draper | 6-2 7-6(5) | [H2H] |
|
| QF | 2020 M15 Sarreguemines, Wk. 44 | Carpet | W | Tobias Simon | | [H2H] |
| R16 | 2020 M15 Sarreguemines, Wk. 44 | Carpet | W | Sandro Ehrat | 6-4 6-4 | [H2H] |
