Stadium: Pista 2 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Bakio | 2021/06/30 12:35 | Lucas Catarina v Juan Bautista Otegui | 4-6,7-5,6-0 |
| Davis Cup | 2021/06/19 10:00 | Petros Chrysochos v Lucas Catarina | 4-6,6-3,6-3 |
| Davis Cup | 2021/06/17 09:30 | Lucas Catarina v Simon Carr | 4-6,4-6 |
| Davis Cup | 2021/06/16 09:05 | Lucas Catarina v Liam Delicata | 6-0,6-1 |
| ITF M15 Helsinki | 2021/06/05 07:00 | Lucas Catarina v Lilian Marmousez | 3-6,3-6 |
| ITF M15 Helsinki | 2021/06/04 07:00 | Lucas Catarina v Clement Tabur | 4-6,7-5,6-3 |
| ITF M15 Helsinki | 2021/06/03 08:50 | Lucas Catarina v Andrea Del Federico | 6-0,6-2 |
| ITF M15 Helsinki | 2021/06/02 06:30 | Lucas Catarina v Vladimir Ivanov | 7-5,1-6,6-2 |
| ITF M25 Bakio | 2021/06/30 14:30 | Mikel L Hernaez v Miguel Damas | 1-6,3-6 |
| ITF M25 Bakio | 2021/06/29 09:45 | Miguel Damas v Jose Joaquin M Cisneros | 6-3,7-6 |
| ITF M15 Marbella | 2021/05/26 07:30 | Daniel Merida Aguilar v Miguel Damas | 3-6,6-1,6-2 |
| ITF M25 Vic | 2021/05/18 09:35 | Johan Nikles v Miguel Damas | 6-3,7-6 |
| ITF M25 Vic | 2021/05/17 09:00 | Miguel Damas v Martin Damm | 6-3,6-7,10-6 |
| 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 |