Stadion: Court McDonalds Round: 19 Ground: Hardcourt outdoor
| Challenger - Porto | 2023/07/30 12:40 | Lucas Poullain v Tiago Silva | 6-0,6-1 |
| ITF - M25 - Porto | 2023/07/26 12:45 | Jaime Faria v Lucas Poullain | 6-2,6-3 |
| Challenger - Pozoblanco | 2023/07/16 08:00 | Lucas Poullain v Evgeny Karlovskiy | 3-6,2-6 |
| ITF - M25 - Ajaccio | 2023/07/09 17:00 | Lucas Poullain v Jules Marie | 4-6,4-6 |
| ITF - M25 - Ajaccio | 2023/07/08 17:35 | Lucas Poullain v Antoine Bellier | 7-5,7-5 |
| ITF - M25 - Ajaccio | 2023/07/07 21:30 | Dan Added v Lucas Poullain | 6-7,4-6 |
| ITF - M25 - Ajaccio | 2023/07/06 15:00 | Duarte Vale v Lucas Poullain | 3-6,4-6 |
| ITF - M25 - Ajaccio | 2023/07/05 07:00 | Guillaume Dalmasso v Lucas Poullain | 4-6,5-7 |
| Challenger - Porto | 2023/07/30 14:00 | Daniel Rodrigues v Adria Soriano Barrera | 4-6,3-6 |
| Challenger - Segovia | 2023/07/25 09:15 | Adria Soriano Barrera v Nicolas Mejia | 6-3,2-6,1-6 |
| Challenger - Segovia | 2023/07/24 09:35 | Adria Soriano Barrera v Ilya Snitari | 6-3,6-1 |
| Challenger - Segovia | 2023/07/23 08:00 | Adria Soriano Barrera v Matias Zukas | 6-3,6-2 |
| Challenger - Pozoblanco | 2023/07/16 18:45 | Mats Rosenkranz v Adria Soriano Barrera | 6-4,6-4 |
| Challenger - Medellin | 2023/06/30 20:00 | Adria Soriano Barrera v Benjamin Lock | 4-6,4-6 |
| Challenger - Medellin | 2023/06/29 18:30 | Nicolas Mejia v Adria Soriano Barrera | 6-1,6-7,2-6 |
| Challenger - Medellin | 2023/06/28 16:50 | Adria Soriano Barrera v Tristan McCormick | 7-6,6-7,7-6 |