Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Celje | 2023/06/28 15:50 | Enrico Dalla Valle v Dominik Kellovsky | 6-4,6-1 |
| ITF M15 Store | 2023/06/25 07:55 | Alvaro Guillen Meza v Dominik Kellovsky | 6-4,6-0 |
| ITF M15 Store | 2023/06/24 09:15 | Alexander Klintcharov v Dominik Kellovsky | 2-6,6-7 |
| ITF M15 Store | 2023/06/23 07:00 | Luca Wiedenmann v Dominik Kellovsky | 6-3,5-7,5-7 |
| ITF M15 Store | 2023/06/22 09:30 | Dominik Kellovsky v Sebastian Dominko | 3-6,6-3,6-3 |
| ITF M15 Store | 2023/06/21 15:00 | Dennis Dragomirov v Dominik Kellovsky | 1-6,2-6 |
| ITF M15 Store | 2023/06/20 10:30 | Dominik Kellovsky v Ivan Kremenchutskyi | 6-4,4-6,11-9 |
| ITF M15 Store | 2023/06/19 07:00 | Dominik Kellovsky v Aljaz Jeran | 6-3,7-6 |
| ITF M15 Monastir | 2023/07/12 10:25 | Yassine Smiej v Yannik Kelm | 6-4,7-5 |
| ITF M25 Marburg | 2023/07/04 16:40 | Timo Stodder v Yannik Kelm | 6-2,6-4 |
| ITF M15 Kamen | 2023/06/29 13:00 | Yannik Kelm v Niels Visker | 6-2,4-6,4-6 |
| ITF M15 Kamen | 2023/06/28 13:00 | Yannik Kelm v Dominik Boehler | 6-3,6-3 |
| ITF M15 Saarlouis | 2023/06/20 11:35 | Yannik Kelm v Sander Jong | 1-6,0-6 |
| ITF M25 Nussloch | 2023/01/24 11:45 | Yannik Kelm v Peter Heller | 5-7,2-6 |
| Challenger Heilbronn | 2022/05/08 11:35 | Sumit Nagal v Yannik Kelm | 6-2,6-1 |