Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Prostejov | 2023/06/04 11:00 | Martin Damm v Illya Marchenko | 4-6,3-6 |
| ITF M25 Jablonec Nad Nisou | 2023/06/01 09:00 | Martin Damm v Evgeny Karlovskiy | 6-3,6-2 |
| ITF M25 Jablonec Nad Nisou | 2023/05/31 11:40 | Martin Damm v Mika Brunold | 6-1,7-6 |
| ITF M25 Most | 2023/05/26 09:45 | Martin Damm v Henri Squire | 6-3,5-7,5-7 |
| ITF M25 Most | 2023/05/25 11:10 | Martin Damm v Mika Brunold | 4-6,6-3,6-3 |
| ITF M25 Most | 2023/05/24 10:45 | Martin Damm v Aleksandr Braynin | 6-3,6-4 |
| ITF M25 Prague | 2023/05/16 11:55 | Martin Damm v Rudolf Molleker | 7-5,3-6,6-7 |
| Challenger Prague | 2023/05/08 09:00 | Martin Damm v Billy Harris | 4-6,3-6 |
| ITF M15 Santo Domingo | 2023/06/24 13:30 | Tauheed Browning v Daniel Antonio Nunez | 6-3,6-3 |
| ITF M15 Santo Domingo | 2023/06/23 15:30 | Daniel Antonio Nunez v Tyler Stice | 3-6,6-2,6-4 |
| ITF M15 Santo Domingo | 2023/06/22 13:30 | Jelani Sarr v Daniel Antonio Nunez | 7-6,3-6,4-6 |
| ITF M15 Santo Domingo | 2023/06/20 14:00 | Daniel Antonio Nunez v Rafael Tosetto | 6-7,6-0,6-3 |
| Challenger Coquimbo | 2023/05/02 14:00 | Conner Huertas Del Pino v Daniel Antonio Nunez | 6-4,6-4 |
| ITF M15 De Los Tsachilas | 2023/04/12 20:10 | Daniel Antonio Nunez v Aleksandre Metreveli | 2-6,1-6 |
| ITF M15 De Los Tsachilas | 2023/04/05 19:05 | Mateo Barreiros Reyes v Daniel Antonio Nunez | 6-4,6-4 |
| ITF M15 Santo Domingo | 2023/04/04 14:00 | Daniel Antonio Nunez v Ignacio B Alia | 5-7,6-1,10-8 |