Stadium: Brenda Meyers Court Round: 14 Ground: Hardcourt indoor
| Challenger Zug | 2023/07/26 09:00 | Dimitar Kuzmanov v Dylan Dietrich | 6-2,6-1 |
| Challenger Zug | 2023/07/24 09:00 | Dylan Dietrich v Kyrian Jacquet | 6-2,5-7,6-4 |
| Challenger Zug | 2023/07/23 09:00 | Giovanni Fonio v Dylan Dietrich | 3-6,3-6 |
| ITF M25 Klosters | 2023/07/06 08:00 | Dylan Dietrich v Jerome Kym | 1-6,6-3,0-6 |
| ITF M25 Klosters | 2023/07/04 07:00 | Jan Sebesta v Dylan Dietrich | 4-6,6-7 |
| ITF M15 Saarlouis | 2023/06/22 09:00 | Hazem Naw v Dylan Dietrich | 6-2,6-0 |
| ITF M15 Saarlouis | 2023/06/20 10:00 | Tadeas Paroulek v Dylan Dietrich | 6-2,5-7,3-6 |
| ITF M15 Duffel | 2023/06/14 08:00 | Dylan Dietrich v Joao Fonseca | 3-6,3-6 |
| ITF M15 Las Vegas | 2023/10/18 20:25 | Alexander Cozbinov v Shunsuke Mitsui | 2-6,4-6 |
| Challenger Fairfield | 2023/10/08 17:00 | Stefan Dostanic v Alexander Cozbinov | 7-6,6-1 |
| Challenger Tiburon | 2023/10/02 17:00 | Garrett Johns v Alexander Cozbinov | 6-4,1-6,6-1 |
| Challenger Tiburon | 2023/10/01 17:00 | Alexander Cozbinov v August Holmgren | 6-3,6-4 |
| Challenger Saint-Tropez | 2023/09/19 08:00 | Alexander Cozbinov v Peter Gojowczyk | 4-6,3-6 |
| Challenger Saint-Tropez | 2023/09/18 14:40 | Mark Lajal v Alexander Cozbinov | 6-2,6-1 |
| Challenger Saint-Tropez | 2023/09/17 12:25 | Enzo Wallart v Alexander Cozbinov | 4-6,4-6 |
| ITF M25 Monastir | 2023/09/13 10:20 | Alexander Cozbinov v Daniel Khazime | 4-6,3-6 |