Stadium: Court 2 Round: 14 Ground: Clay
| Challenger Orlando | 2020/11/15 17:35 | Alexander Ritschard v Sadio Doumbia | 6-3,6-2 |
| ITF M25 Glasgow | 2019/02/19 11:40 | Sadio Doumbia v Alexander Ritschard | 3-6,4-6 |
| Challenger Liberec | 2021/08/04 11:50 | Alexander Ritschard v Borna Gojo | 5-7,7-5,6-3 |
| Challenger Liberec | 2021/08/03 12:30 | Alexander Ritschard v Jiri Lehecka | 6-4,3-6,6-1 |
| Challenger Liberec | 2021/08/02 09:30 | Alexander Ritschard v Artem Dubrivnyy | 6-2,6-2 |
| Challenger Liberec | 2021/08/01 15:00 | Alexander Ritschard v Jaroslav Pospisil | 6-2,6-4 |
| Challenger Todi | 2021/07/16 14:30 | Tomas Martin Etcheverry v Alexander Ritschard | 6-1,6-1 |
| Challenger Todi | 2021/07/15 17:00 | Alexander Ritschard v Giovanni Fonio | 6-3,6-4 |
| Challenger Todi | 2021/07/13 12:00 | Andrea Arnaboldi v Alexander Ritschard | 1-6,6-7 |
| Challenger Perugia | 2021/07/05 15:00 | Alexander Ritschard v Nerman Fatic | 3-6,6-7 |
| Challenger Salzburg | 2021/07/04 09:15 | Sadio Doumbia v Alexander Erler | 6-7,5-7 |
| Challenger Aix en Provence | 2021/06/14 08:30 | Sadio Doumbia v Oriol Roca Batalla | 1-6,4-6 |
| Challenger Aix en Provence | 2021/06/13 08:30 | Nick Chappell v Sadio Doumbia | 0-6,4-6 |
| Challenger Split | 2021/04/04 12:50 | Sadio Doumbia v Mirza Basic | 6-7,3-6 |
| Challenger Gran Canaria | 2021/03/01 11:00 | Filip Cristian Jianu v Sadio Doumbia | 6-2,6-3 |
| Challenger Gran Canaria Qual | 2021/02/28 16:45 | Pol Martin Tiffon v Sadio Doumbia | 6-7,6-4,6-7 |
| Challenger Gran Canaria | 2021/02/21 15:00 | Elmar Ejupovic v Sadio Doumbia | 7-6,6-3 |
| Challenger Cherbourg | 2021/02/07 11:00 | Sadio Doumbia v Jonas Forejtek | 6-7,2-6 |