Stadium: Court 6 Round: 26 Ground: Clay
| ITF M15 Antalya | 2023/04/14 07:00 | Juan Pablo Paz v Sebastian Gima | 6-3,6-3 |
| ITF M15 Antalya | 2023/04/13 08:45 | Sidane Pontjodikromo v Sebastian Gima | 2-6,0-6 |
| ITF M15 Antalya | 2023/04/12 09:25 | Jonathan Irwanto v Sebastian Gima | 2-6,1-6 |
| ITF M25 Dubrovnik | 2023/04/07 10:00 | Sebastian Gima v Aldin Setkic | 6-2,1-6,2-6 |
| ITF M25 Dubrovnik | 2023/04/06 08:00 | Damien Wenger v Sebastian Gima | 1-6,3-6 |
| ITF M25 Dubrovnik | 2023/04/05 07:00 | Nikola Basic v Sebastian Gima | 0-6,1-6 |
| ITF M15 Heraklion | 2023/03/26 08:00 | Lucas Catarina v Sebastian Gima | 6-3,6-2 |
| ITF M15 Heraklion | 2023/03/25 10:00 | Sebastian Gima v Nikolay Nedelchev | 7-6,6-1 |
| ITF M15 Lons-le-Saunier | 2023/04/05 09:00 | Niklas Schell v Nikolay Vylegzhanin | 6-4,3-6,1-6 |
| Challenger Lille | 2023/03/26 13:20 | Jonas Forejtek v Niklas Schell | 6-3,7-6 |
| Challenger Biel | 2023/03/19 11:45 | Max Hans Rehberg v Niklas Schell | 6-3,6-4 |
| ITF M15 Monastir | 2023/03/16 08:30 | Niklas Schell v Simone Roncalli | 5-7,6-2,5-7 |
| ITF M15 Monastir | 2023/03/15 10:25 | Niklas Schell v Fitriadi M Rifqi | 6-7,6-3,6-3 |
| ITF M25 Bath | 2023/02/08 11:35 | Patrick Brady v Niklas Schell | 6-7,6-4,7-6 |
| ITF M25 Veigy-Foncenex | 2023/01/11 10:55 | Niklas Schell v Tristan Lamasine | 5-7,6-7 |
| Challenger Maia | 2022/11/27 15:20 | Niklas Schell v Andrea Picchione | 6-7,5-7 |