Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Monastir | 2024/02/04 08:30 | Kuangqing Xu v Paul Ender | 4-6,6-2,10-5 |
| ITF M25 Madrid | 2023/12/03 09:00 | Ivan Marrero Curbelo v Paul Ender | 6-0,6-3 |
| ITF M15 Monastir | 2023/11/21 08:00 | Paul Ender v Jakub Paul | 1-6,0-6 |
| ITF M25 Monastir | 2023/11/13 08:00 | Pijus Vaitiekunas v Paul Ender | 6-2,6-3 |
| ITF M25 Monastir | 2023/11/07 10:20 | Stijn Slump v Paul Ender | 6-2,6-3 |
| ITF M25 Monastir | 2023/11/06 08:00 | Paul Ender v Enzo Lima | 6-4,3-6,10-7 |
| ITF M25 Monastir | 2023/11/05 08:00 | Cosimo Banti v Paul Ender | 4-6,0-6 |
| ITF M15 Monastir | 2023/10/29 07:30 | Aleksandr Lobanov v Paul Ender | 6-1,6-4 |
| ITF M15 Ceuta | 2023/12/10 11:00 | Alvaro Peiro Serrano v Miguel Garcia | 2-6,4-6 |
| ITF M25 Madrid | 2023/12/03 09:00 | Darius Florin Pop v Alvaro Peiro Serrano | 6-0,6-1 |
| ITF M25 Madrid | 2023/11/26 13:30 | Vicente O Moratalla v Alvaro Peiro Serrano | 6-3,7-6 |
| ITF M15 Alcala De Henares | 2023/11/19 13:30 | Dario Montes v Alvaro Peiro Serrano | 6-4,6-2 |
| ITF M15 Valencia | 2023/11/12 09:00 | Darius Florin Pop v Alvaro Peiro Serrano | 6-0,6-4 |
| ITF M15 Castellon | 2023/10/15 08:30 | Pol Amoros Ramos v Alvaro Peiro Serrano | 6-4,6-2 |
| ITF M25 Zaragoza | 2023/10/01 08:00 | Nicolas Rafael Goldberg Alviani v Alvaro Peiro Serrano | 6-4,6-3 |
| ITF M15 Melilla | 2023/09/20 09:00 | Benjamin Winter Lopez v Alvaro Peiro Serrano | 6-1,6-3 |