Stadion: Court Center(17) Round: 62 Ground: Hardcourt outdoor
| ITF - M25 - Oviedo | 2021/09/01 14:20 | Johan Nikles v Julio Cesar Porras | 7-5,6-4 |
| ITF - M25 - Oviedo | 2021/08/31 06:55 | Francisco Andreu Garcia v Julio Cesar Porras | 5-7,2-6 |
| ITF - M25 - Oviedo | 2021/08/30 09:30 | Julio Cesar Porras v Rafael Mazon-Hernandez | 6-3,6-1 |
| ITF - M25 - Oviedo | 2021/08/29 07:55 | Julio Cesar Porras v Vitali Shvets | 4-6,6-2,10-6 |
| ITF - M25 - Santander | 2021/08/25 10:00 | Ivan Gakhov v Julio Cesar Porras | 6-0,6-0 |
| ITF - M25 - Santander | 2021/08/23 13:30 | Julio Cesar Porras v Miguel Fernando Pereira | 6-3,6-2 |
| ITF - M25 - Santander | 2021/08/22 11:30 | Julio Cesar Porras v Noah Lopez | 7-6,6-4 |
| Challenger - Segovia | 2021/07/29 16:30 | Feliciano Lopez v Julio Cesar Porras | 6-7,6-2,6-4 |
| ITF - M25 - Villena | 2022/01/30 13:30 | Ighor Halmenschlager Reis v Nacho Serra Sanchez | 2-6,6-2,8-10 |
| ITF - M25 - Manacor | 2022/01/11 14:25 | Valentin Royer v Nacho Serra Sanchez | 6-2,6-0 |
| ITF - M15 - Nules | 2021/11/16 08:30 | Nacho Serra Sanchez v Andrea Picchione | 5-7,3-6 |
| ITF - M15 - Benicarlo | 2021/11/10 08:25 | Lucas Bouquet v Nacho Serra Sanchez | 6-2,6-1 |
| ITF - M25 - Madrid | 2021/10/25 09:30 | Jorge Martinez Martinez v Nacho Serra Sanchez | 6-2,2-6,10-4 |
| ITF - M25 - Madrid | 2021/10/24 09:30 | Nacho Serra Sanchez v Pavel Kravchenko | 6-0,6-0 |
| ITF - M15 - Platja D'Aro | 2021/10/03 12:00 | Nacho Serra Sanchez v Marc Othman Ktiri | 2-6,3-6 |
| ITF - M15 - Xativa | 2021/08/03 14:55 | Matvey Minin v Nacho Serra Sanchez | 6-0,6-4 |