Stadium: Court 4 Round: 26 Ground: Clay
| ITF M15 Nules | 2021/11/17 08:30 | Vicente O Moratalla v Gian Marco Ortenzi | 2-6,0-6 |
| ITF M15 Nules | 2021/11/16 08:30 | Gian Marco Ortenzi v Pol Amoros Ramos | 6-0,6-3 |
| ITF M15 Nules | 2021/11/15 10:00 | Gian Marco Ortenzi v Jose Vicent Monsonis Uso | 6-1,6-1 |
| ITF M15 Nules | 2021/11/14 14:00 | Gian Marco Ortenzi v Stefan Cizelj-Zivkovic | 6-0,6-0 |
| ITF M15 Benicarlo | 2021/11/09 08:30 | Jonathan Gray v Gian Marco Ortenzi | 3-6,6-4,10-5 |
| ITF M15 Benicarlo | 2021/11/08 10:00 | Jay Friend v Gian Marco Ortenzi | 0-6,3-6 |
| ITF M15 Benicarlo | 2021/11/07 11:00 | Thijmen Loof v Gian Marco Ortenzi | 2-6,7-6,8-10 |
| ITF M15 Antalya | 2021/10/19 09:20 | Dan Alexandru Tomescu v Gian Marco Ortenzi | 5-7,7-6,11-9 |
| ITF M15 Nules | 2021/11/17 14:50 | Diego A B Sanchez v Carlos Lopez Montagud | 6-4,3-6,6-2 |
| ITF M15 Benicarlo | 2021/11/10 09:55 | Diego A B Sanchez v Miguel Damas | 3-6,4-6 |
| ITF M15 Madrid | 2021/10/31 10:30 | Daniel Merida Aguilar v Diego A B Sanchez | 6-4,6-3 |
| ITF M15 Madrid | 2021/10/30 13:45 | Coleman Wong v Diego A B Sanchez | 6-4,6-7,1-6 |
| ITF M15 Madrid | 2021/10/29 07:30 | Vilius Gaubas v Diego A B Sanchez | 1-6,1-6 |
| ITF M15 Madrid | 2021/10/28 11:30 | Diego A B Sanchez v Aleksandre Metreveli | 6-1,6-3 |
| ITF M15 Madrid | 2021/10/26 09:30 | Diego A B Sanchez v Asier P D Zulueta | 6-3,6-1 |
| ITF M15 Girona | 2021/10/21 11:20 | Alexander Weis v Diego A B Sanchez | 6-4,6-4 |