Stadium: Court 5 Round: 25 Ground: Clay
| Challenger Alicante | 2023/10/03 10:50 | Diego A B Sanchez v Emilio Nava | 4-6,3-6 |
| ITF M15 Melilla | 2023/09/22 11:25 | Alejo Sanchez Quilez v Diego A B Sanchez | 7-5,6-0 |
| ITF M15 Melilla | 2023/09/21 09:40 | Carlos Gimeno Valero v Diego A B Sanchez | 3-6,6-3,2-6 |
| ITF M15 Melilla | 2023/09/20 10:45 | Sam K Baumgartner v Diego A B Sanchez | 3-6,1-6 |
| Challenger Sevilla | 2023/09/05 15:00 | Diego A B Sanchez v Mikhail Kukushkin | 4-6,4-6 |
| Challenger Sevilla | 2023/09/04 15:35 | Carlos Sanchez Jover v Diego A B Sanchez | 6-4,2-6,5-7 |
| Challenger Sevilla | 2023/09/04 10:30 | Diego A B Sanchez v Simon Beaupain | 6-2,6-1 |
| ITF M25 Oviedo | 2023/08/30 18:30 | Gian Marco Moroni v Diego A B Sanchez | 3-6,6-0,6-3 |
| ITF M15 Bad Waltersdorf | 2023/10/03 08:40 | Nicolas Buitrago v Jan Kobierski | 5-7,6-7 |
| ITF M25 Zlatibor | 2023/09/27 09:15 | Nicolas Buitrago v Filippo Mondini | 6-7,6-3,5-10 |
| ITF M15 Kursumlijska Banja | 2023/09/19 09:25 | Aldin Setkic v Nicolas Buitrago | 6-4,6-2 |
| ITF M15 Kursumlijska Banja | 2023/09/14 10:20 | Dusan Obradovic v Nicolas Buitrago | 6-2,6-2 |
| ITF M15 Kursumlijska Banja | 2023/09/13 10:15 | Nicolas Buitrago v Ryuki Matsuda | 6-3,6-4 |
| UTR Pro Sofia | 2023/09/09 06:30 | Petr Nesterov v Nicolas Buitrago | 6-4,6-3 |
| UTR Pro Sofia | 2023/09/08 08:00 | Rayane Oumaouche v Nicolas Buitrago | 4-6,5-6 |
| UTR Pro Sofia | 2023/09/07 05:00 | Tadija Radovanovic v Nicolas Buitrago | 1-6,5-7 |