Stadium: Central Round: 14 Ground: Hardcourt indoor
| ITF M15 Monastir | 2022/09/29 07:55 | Niklas Schell v Gabriel Debru | 4-6,2-6 |
| Challenger Orleans | 2023/09/24 10:25 | Gabriel Debru v Tristan Lamasine | 4-6,6-7 |
| Challenger Rennes | 2023/09/13 13:05 | Gabriel Debru v Lucas Poullain | 3-6,3-6 |
| Challenger Rennes | 2023/09/11 12:20 | Gabriel Debru v Gabriel Decamps | 7-5,7-6 |
| Challenger Rennes | 2023/09/10 12:10 | Gabriel Debru v Luca Sanchez | 7-6,6-3 |
| Challenger Genoa | 2023/09/03 14:10 | Gabriel Debru v Stefano Reitano | 6-4,7-6 |
| Challenger Prague | 2023/08/26 09:00 | Gabriel Debru v Rudolf Molleker | 2-6,2-6 |
| Challenger Prague | 2023/08/25 10:55 | Gabriel Debru v Joao Sousa | 5-7,6-3,6-4 |
| Challenger Prague | 2023/08/24 10:05 | Gabriel Debru v Toby Alex Kodat | 7-6,6-7,6-4 |
| ITF M15 Forbach | 2023/09/27 08:00 | Niklas Schell v Tom Gentzsch | 6-7,6-7 |
| ITF M15 Monastir | 2023/09/13 12:10 | Aleksandr Lobanov v Niklas Schell | 4-6,7-6,6-2 |
| ITF M15 Budapest | 2023/08/29 12:00 | Niklas Schell v Giles Hussey | 4-6,3-6 |
| ITF M25 Muttenz | 2023/08/16 08:00 | Niklas Schell v Nicolas Parizzia | 4-6,2-6 |
| ITF M15 Frankfurt Am Main | 2023/08/10 09:00 | Niklas Schell v Andrey Chepelev | 3-6,6-7 |
| ITF M15 Frankfurt Am Main | 2023/08/08 10:45 | Niklas Schell v Vincent Marysko | 6-4,6-4 |
| ITF M25 Wetzlar | 2023/08/04 08:00 | Sebastian Fanselow v Niklas Schell | 6-4,6-3 |
| ITF M25 Wetzlar | 2023/08/03 08:00 | Niklas Schell v Jannik Opitz | 6-4,6-4 |