Stadium: Pista 10 Round: 62 Ground: Clay
| ITF M25 Vic | 2021/05/16 08:00 | Lawrence Bataljin v Miguel Damas | 2-6,3-6 |
| ITF M15 Valldoreix | 2021/05/12 11:30 | Miguel Damas v Oscar Jose Gutierrez | 4-6,6-7 |
| ITF M15 Valldoreix | 2021/05/11 08:00 | Roman Andres Burruchaga v Miguel Damas | 3-6,7-6,9-11 |
| ITF M15 Valldoreix | 2021/05/10 08:00 | Miguel Damas v Benjamin Pietri | 7-5,6-4 |
| ITF M15 Valldoreix | 2021/05/09 13:00 | Miguel Damas v Pablo Alemany | 6-1,3-6,10-8 |
| ITF M15 Majadahonda | 2021/05/03 10:45 | Miguel Damas v Niels Visker | 4-6,3-6 |
| ITF M15 Majadahonda | 2021/05/02 13:15 | Arthur Reymond v Miguel Damas | 1-6,2-6 |
| ITF M15 Las Palmas | 2021/04/25 12:00 | Aaron Cohen v Miguel Damas | 6-3,6-7,10-5 |
| ITF M15 Valldoreix | 2021/05/13 08:00 | Tiago Cacao v Martin Damm | 3-6,6-1,6-4 |
| ITF M15 Valldoreix | 2021/05/12 07:55 | Martin Damm v Vladyslav Orlov | 6-4,6-3 |
| Challenger Tallahassee | 2021/04/20 20:30 | Jenson Brooksby v Martin Damm | 6-7,6-1,6-2 |
| Challenger Orlando | 2021/04/13 20:20 | Michael Mmoh v Martin Damm | 6-4,4-6,6-1 |
| Challenger Orlando | 2021/04/12 20:35 | Martin Damm v JC Aragone | 3-6,7-5,6-3 |
| Challenger Orlando | 2021/04/12 14:00 | Hiroki Moriya v Martin Damm | 3-6,6-3,0-6 |
| ITF M15 Opatija | 2021/03/25 10:55 | Martin Damm v Pavel Nejedly | 3-6,5-7 |
| ITF M15 Opatija | 2021/03/24 09:00 | Roko Horvat v Martin Damm | 1-6,1-6 |