Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M25 - Madrid | 2021/10/24 12:00 | Inigo G Olasagasti v Sami Ben Abdennibi | 2-6,3-6 |
| ITF M15 - Melilla | 2021/09/21 09:30 | Aaron Cohen v Inigo G Olasagasti | 6-3,4-6,10-8 |
| ITF M25 - Madrid | 2021/09/13 09:00 | Enzo Wallart v Inigo G Olasagasti | 6-0,6-3 |
| ITF M25 - Bagneres-De-Bigorre | 2021/08/29 11:00 | Maxence Rivet v Inigo G Olasagasti | 6-3,6-4 |
| ITF M25 - Santander | 2021/08/22 11:30 | Inigo G Olasagasti v George Davies | 1-6,4-6 |
| ITF M15 - Xativa | 2021/08/03 09:00 | Inigo G Olasagasti v Fermin Tenti | 0-6,0-6 |
| ITF - M15 - Monastir | 2021/07/25 12:00 | Inigo G Olasagasti v Davide Innocenti | 4-6,4-6 |
| ITF - M15 - Monastir | 2021/07/19 09:00 | Inigo G Olasagasti v Leonardo L Linquet | 0-6,1-6 |
| ITF M25 - Bakio | 2021/06/27 14:00 | Pablo Riva v Jack Oswald | 6-3,6-2 |
| ITF M25 - Bakio | 2019/07/01 11:45 | Pablo Riva v Sergio Barranco | 4-6,1-6 |