Stadium: C1 Round: 25 Ground: Clay
| 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 |
| ITF M25 Telfs | 2023/07/18 10:00 | Peter Heller v Niklas Schell | 6-3,6-1 |
| Challenger Braunschweig | 2023/07/09 11:00 | Niklas Schell v Carlos Taberner | 4-6,4-6 |
| ITF M15 Kamen | 2023/06/29 11:30 | Niklas Schell v Hazem Naw | 1-6,0-6 |
| ITF M15 Kamen | 2023/06/28 10:25 | Niklas Schell v Robin Sanz | 6-4,6-7,6-3 |
| ITF M15 Perugia | 2023/07/25 18:45 | Fausto Tabacco v Nicolas Parizzia | 6-3,3-6,6-4 |
| ITF M25 Telfs | 2023/07/21 13:00 | Nicolas Parizzia v Gerard Campana Lee | 3-6,5-7 |
| ITF M25 Telfs | 2023/07/20 08:50 | Nicolas Parizzia v Peter Goldsteiner | 6-4,6-4 |
| ITF M25 Telfs | 2023/07/18 08:20 | Kalin Ivanovski v Nicolas Parizzia | 6-7,3-6 |
| ITF M25 Biella | 2023/07/05 09:00 | Nicolas Parizzia v Lorenzo Bocchi | 6-3,6-7,6-7 |
| ITF M25 Biella | 2023/07/04 13:15 | Nicolas Parizzia v Louroi Martinez | 2-6,6-4,7-6 |
| ITF M15 Bergamo | 2023/06/30 14:15 | Inaki Montes-De La Torre v Nicolas Parizzia | 6-2,6-3 |
| ITF M15 Bergamo | 2023/06/29 18:30 | Luigi Castelletti v Nicolas Parizzia | 6-4,6-7,3-6 |