Round: 44 Ground: Clay
| ITF M15 Las Palmas | 2021/04/25 09:00 | Nikita Alosha v Samuel M Arjona | 7-6,2-6,12-10 |
| ITF M25 Reus | 2021/04/11 10:00 | Alexander Weis v Samuel M Arjona | 7-6,5-7,10-4 |
| ITF M25 La Nucia | 2021/03/14 13:00 | Samuel M Arjona v Jesus Echevarri | 6-7,6-2,7-10 |
| ITF M15 La Nucia | 2021/03/09 09:00 | Samuel M Arjona v Simon Beaupain | 1-6,2-6 |
| ITF M15 La Nucia | 2021/03/08 09:00 | Egill Sigurdsson v Samuel M Arjona | 2-6,3-6 |
| ITF M25 Murcia | 2020/03/02 15:30 | Oleg Prihodko v Samuel M Arjona | 7-5,7-6 |
| ITF M25 Murcia | 2020/03/01 09:00 | Areg Stepanian v Samuel M Arjona | 3-6,1-6 |
| ITF M25 Gandia | 2019/07/17 14:00 | Pedro Vives Marcos v Samuel M Arjona | 6-2,6-1 |
| ITF M15 Antalya | 2021/04/27 11:40 | Federico Campana v Francesco Forti | 5-7,7-6,1-6 |
| ITF M15 Antalya | 2021/04/19 09:00 | Federico Campana v Oleksandr Ovcharenko | 0-6,0-6 |
| ITF M15 Antalya | 2021/04/18 07:00 | Federico Campana v Ethan Gaubert | 6-3,6-0 |
| ITF M15 Antalya | 2021/04/13 07:00 | Vladimir Korolev v Federico Campana | 6-0,6-4 |
| ITF M15 Antalya | 2021/04/12 07:00 | Federico Campana v Gabriele Bosio | 6-4,6-4 |
| ITF M15 Antalya | 2021/04/11 07:00 | Vito Dell'Elba v Federico Campana | 2-6,1-6 |
| ITF M15 Antalya | 2021/03/08 10:00 | Benedikt Henning v Federico Campana | 7-5,6-2 |
| ITF M15 Antalya | 2021/03/07 07:00 | Jim Walder v Federico Campana | 6-1,2-6,13-15 |