Stadion: C1 Regione Abruzzo Round: 27 Ground: Clay
| ITF - M15 - L'Aquila | 2021/07/15 12:20 | Pablo Llamas Ruiz v Billy Harris | 6-4,6-4 |
| ITF - M15 - L'Aquila | 2021/07/14 08:00 | Pablo Llamas Ruiz v Manuel Mazza | 6-3,3-6,6-4 |
| ITF - M25 - Bakio | 2021/07/01 12:10 | Pablo Llamas Ruiz v Hugo Grenier | 3-6,4-6 |
| ITF - M25 - Bakio | 2021/06/29 13:00 | Pablo Llamas Ruiz v Tobias Simon | 7-5,6-2 |
| ITF - M15 - Antalya | 2021/04/09 07:00 | Dragos Nicolae Madaras v Pablo Llamas Ruiz | 4-6,6-4,6-0 |
| ITF - M15 - Antalya | 2021/04/08 08:05 | Pablo Llamas Ruiz v Edoardo Graziani | 6-3,6-2 |
| ITF - M15 - Antalya | 2021/04/07 08:20 | Pablo Llamas Ruiz v Sandro Kopp | 7-5,6-4 |
| ITF - M15 - Antalya | 2021/04/02 08:40 | Pablo Llamas Ruiz v Seong Chan Hong | 0-6,6-3,6-7 |
| ITF - M15 - L'Aquila | 2021/07/15 14:20 | Lorenzo Bocchi v Marcello Serafini | 3-6,5-7 |
| ITF - M15 - L'Aquila | 2021/07/14 14:15 | Marcello Serafini v Tomas Lipovsek Puches | 6-3,6-7,6-3 |
| ITF - M15 - L'Aquila | 2021/07/13 10:20 | Gabriele Moghini v Marcello Serafini | 6-3,6-7,10-3 |
| ITF - M15 - L'Aquila | 2021/07/12 15:30 | Pasquale De Giorgio v Marcello Serafini | 6-1,1-6,5-10 |
| ITF - M15 - L'Aquila | 2021/07/11 11:00 | Alberto Orso v Marcello Serafini | 3-6,6-7 |
| ITF - M25 - Casinalbo | 2021/07/06 07:45 | Marcello Serafini v Simone Roncalli | 2-6,2-6 |
| ITF - M25 - Casinalbo | 2021/07/05 08:15 | Marcello Serafini v Davide Tortora | 6-3,3-6,10-8 |
| ITF - M25 - Casinalbo | 2021/07/04 08:30 | Marcello Serafini v Niccolo Catini | 5-7,6-4,10-5 |