Stadium: Court 1 Round: 14 Ground: Carpet indoor
| ITF M15 Monastir | 2023/10/20 08:30 | Mohamed Aziz Dougaz v Tom Gentzsch | 6-1,6-4 |
| ITF M15 Monastir | 2023/10/19 08:00 | Samir Hamza Reguig v Tom Gentzsch | 2-6,4-6 |
| ITF M15 Monastir | 2023/10/17 10:05 | Yuta Kikuchi v Tom Gentzsch | 2-6,6-7 |
| ITF M15 Monastir | 2023/10/14 09:50 | Maxence Beauge v Tom Gentzsch | 7-6,6-2 |
| ITF M15 Monastir | 2023/10/13 08:00 | Adrien Gobat v Tom Gentzsch | 2-6,4-6 |
| ITF M15 Monastir | 2023/10/12 08:00 | Aziz Ouakaa v Tom Gentzsch | 6-7,6-2,5-7 |
| ITF M15 Monastir | 2023/10/10 08:00 | Josh Roe Flannelly v Tom Gentzsch | 4-6,0-6 |
| ITF M15 Bad Waltersdorf | 2023/10/05 08:45 | Tom Gentzsch v David Fix | 3-6,2-6 |
| ITF M25 Sarreguemines | 2023/10/26 09:35 | Elmar Ejupovic v Tom Paris | 4-6,3-6 |
| ITF M25 Sarreguemines | 2023/10/25 09:35 | Elmar Ejupovic v Loic N Tenguere | 7-6,6-7,7-5 |
| Challenger Bogota | 2023/09/28 15:00 | Elmar Ejupovic v David Jorda Sanchis | 6-7,3-6 |
| Challenger Bogota | 2023/09/26 18:35 | Juan Pablo Ficovich v Elmar Ejupovic | 3-6,7-6,6-7 |
| Challenger Columbus | 2023/09/18 16:00 | Elmar Ejupovic v James Trotter | 7-6,3-6,6-7 |
| Challenger Columbus | 2023/09/17 16:30 | Elmar Ejupovic v Alex Rybakov | 6-3,4-6,6-3 |
| Challenger Cary | 2023/09/12 18:45 | Pedro Vives Marcos v Elmar Ejupovic | 6-2,4-6,6-2 |
| Challenger Tulln | 2023/09/04 15:00 | Elmar Ejupovic v Jurij Rodionov | 6-7,6-2,4-6 |