Stadium: Syner Court Round: 14 Ground: Clay
| Challenger Amersfoort | 2023/07/18 10:00 | Joris De Loore v Alex M Pujolras | 6-3,6-3 |
| Challenger Amersfoort | 2023/07/17 10:20 | Alex M Pujolras v Elmer Moller | 2-6,1-6 |
| Challenger Amersfoort | 2023/07/16 13:05 | Alex M Pujolras v Oleg Prihodko | 6-4,7-6 |
| Challenger Iasi | 2023/07/11 07:30 | Alex M Pujolras v Steven Diez | 1-6,1-6 |
| Challenger Iasi | 2023/07/10 09:00 | Alex M Pujolras v Gabi Adrian Boitan | 6-1,6-1 |
| Challenger Iasi | 2023/07/09 13:20 | Alex M Pujolras v Matias Zukas | 6-1,6-1 |
| Challenger Milan | 2023/07/03 08:00 | Marcello Serafini v Alex M Pujolras | 7-6,6-0 |
| Challenger Milan | 2023/07/02 08:00 | Gabriele Piraino v Alex M Pujolras | 2-6,4-6 |
| ITF M25 Telfs | 2023/07/21 12:00 | Peter Heller v Daniel Siniakov | 6-1,6-0 |
| ITF M25 Telfs | 2023/07/20 08:30 | Daniel Siniakov v Juan Bautista Otegui | 2-6,6-3,6-3 |
| ITF M25 Telfs | 2023/07/19 10:00 | Daniel Siniakov v Timofey Stepanov | 4-6,6-3,6-0 |
| ITF M25 Kassel | 2023/07/12 11:25 | Daniel Siniakov v Facundo Yunis | 4-6,1-6 |
| ITF M25 Kassel | 2023/07/11 09:30 | Daniel Siniakov v Taym Alazmeh | 6-3,7-6 |
| ITF M25 Kassel | 2023/07/10 08:00 | Daniel Siniakov v Vojtech Mares | 7-5,6-4 |
| ITF M25 Marburg | 2023/07/04 15:00 | Daniel Siniakov v Max Wiskandt | 2-6,4-6 |
| Challenger Prostejov | 2023/06/04 13:00 | Roman Andres Burruchaga v Daniel Siniakov | 7-5,7-5 |