Stadion: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF - M25 - Santo Domingo | 2023/11/07 13:00 | Gabriel Evans v Marcel Kamrowski | 4-6,5-7 |
| ITF - M25 - Santo Domingo | 2023/11/06 16:00 | Marcel Kamrowski v Abraham Asaba | 6-2,6-1 |
| ITF - M25 - Santo Domingo | 2023/11/05 16:30 | Marcel Kamrowski v Joe Misrahi | 6-4,6-3 |
| ITF - M25 - Harlingen | 2023/10/25 17:35 | Marcel Kamrowski v Luc Fomba | 2-6,1-6 |
| ITF - M25 - Harlingen | 2023/10/24 16:55 | Piotr Pawlak v Marcel Kamrowski | 0-6,6-7 |
| ITF - M25 - Posen | 2023/08/23 10:15 | Maciej Rajski v Marcel Kamrowski | 6-3,6-2 |
| Challenger - Grodzisk Mazowiecki | 2023/08/13 10:30 | Marcel Kamrowski v Rubin Statham | 7-6,2-6,5-7 |
| ITF - M25 - Łódź | 2023/08/09 08:00 | Marcel Kamrowski v Vilius Gaubas | 3-6,6-3,5-7 |
| ITF - M25 - Santo Domingo | 2023/11/07 13:00 | Ondrej Horak v Jake Bhangdia | 6-3,6-2 |
| ITF - M25 - Santo Domingo | 2023/11/06 16:00 | Ondrej Horak v Yerry Zorrilla | 6-4,6-2 |
| ITF - M25 - Bielsko Biala | 2023/08/16 09:00 | Ondrej Horak v Olaf Pieczkowski | 6-3,1-6,0-6 |
| ITF - M25 - Bielsko Biala | 2023/08/14 14:00 | Ondrej Horak v Marcel Politowicz | 6-1,6-4 |
| ITF - M25 - Bielsko Biala | 2023/08/14 09:00 | Ondrej Horak v Samuel Paulovcak | 6-3,6-3 |
| ITF - M25 - Kramsach | 2023/07/23 07:00 | Serafin Zund v Ondrej Horak | 6-2,1-6,10-8 |
| ITF - M25 - Telfs | 2023/07/20 09:45 | Peter Heller v Ondrej Horak | 6-1,6-1 |
| ITF - M25 - Telfs | 2023/07/19 11:55 | Matthias Ujvary v Ondrej Horak | 2-6,4-6 |