Stadium: Court 6 Round: 26 Ground: Clay
| ITF M25 - Angers | 2021/04/21 13:20 | Alvaro Lopez San Martin v Baptiste Crepatte | 6-2,6-1 |
| ITF M25 - Angers | 2021/04/19 10:25 | Alvaro Lopez San Martin v Lucas Bouquet | 6-2,3-6,10-3 |
| ITF M25 - Reus | 2021/04/14 08:00 | Alvaro Lopez San Martin v Arthur Fils | 6-3,4-6,3-6 |
| ITF M15 - La Nucia | 2021/03/09 14:30 | Thomas Laurent v Alvaro Lopez San Martin | 6-1,6-0 |
| ITF M15 - Antalya | 2021/02/25 07:00 | Dragos Nicolae Madaras v Alvaro Lopez San Martin | 6-3,6-3 |
| ITF M15 - Antalya | 2021/02/24 07:00 | Petr Nouza v Alvaro Lopez San Martin | 6-7,1-6 |
| ITF M15 - Antalya | 2021/02/16 08:30 | Yunseong Chung v Alvaro Lopez San Martin | 6-4,6-3 |
| ITF M15 - Antalya | 2021/02/11 09:20 | Khumoyun Sultanov v Alvaro Lopez San Martin | 6-2,6-3 |
| ITF M25 - Angers | 2021/04/21 15:05 | Sebastian Fanselow v Nikolas Sanchez Izquierdo | 6-2,7-5 |
| ITF M25 - La Nucia | 2021/03/19 14:05 | Sebastian Fanselow v Raul Brancaccio | 6-7,0-6 |
| ITF M25 - Vale Do Lobo | 2021/03/14 11:30 | Kaichi Uchida v Sebastian Fanselow | 5-7,7-6,7-6 |
| ITF M25 - Vale Do Lobo | 2021/03/13 13:20 | Sebastian Fanselow v Tak Khunn Wang | 6-1,6-3 |
| ITF M25 - Vale Do Lobo | 2021/03/12 10:30 | Sebastian Fanselow v Pedro Araujo | 6-2,7-6 |
| ITF M25 - Vale Do Lobo | 2021/03/11 16:05 | Bradley Paliska v Sebastian Fanselow | 2-6,2-6 |
| ITF M25 - Vale Do Lobo | 2021/03/10 13:20 | Fabio Coelho v Sebastian Fanselow | 1-6,4-6 |
| ITF M25 - Faro | 2021/03/04 11:20 | Sebastian Fanselow v Tomas Lipovsek Puches | 3-6,6-3,6-7 |