Stadium: Court 1 Round: 54 Ground: Clay
| Challenger Mallorca | 2021/08/30 09:10 | Michael Geerts v Aaron Cohen | 3-6,6-3,6-2 |
| ITF M25 Idanha-A-Nova | 2021/07/13 10:10 | Aaron Cohen v John Echeverria | 4-6,1-6 |
| ITF M25 Idanha-A-Nova | 2021/07/12 13:40 | Goetz, Ryan v Aaron Cohen | 5-7,3-6 |
| ITF M25 Idanha-A-Nova | 2021/07/11 13:00 | Goncalves, Manuel v Aaron Cohen | 5-7,6-7 |
| ITF M15 Almada | 2021/07/05 11:30 | Daniel Cox v Aaron Cohen | 5-7,6-1,10-3 |
| ITF M15 Almada | 2021/07/04 12:00 | David Quayle v Aaron Cohen | 2-6,2-6 |
| ITF M15 Marbella | 2021/05/24 08:00 | Aaron Cohen v Miles Jones | 7-5,6-7,5-10 |
| ITF M15 Marbella | 2021/05/23 07:00 | Montes, Dario v Aaron Cohen | 1-6,1-6 |
| ITF M25 Madrid | 2021/09/13 09:00 | Enzo Wallart v Garmendia Olasagasti, Inigo | 6-0,6-3 |
| ITF M25 Bagneres-De-Bigorre | 2021/08/29 11:00 | Maxence Rivet v Garmendia Olasagasti, Inigo | 6-3,6-4 |
| ITF M25 Santander | 2021/08/22 11:30 | Garmendia Olasagasti, Inigo v Davies, George | 1-6,4-6 |
| ITF M15 Xativa | 2021/08/03 09:00 | Garmendia Olasagasti, Inigo v Fermin Tenti | 0-6,0-6 |
| ITF - M15 Monastir | 2021/07/25 12:00 | Garmendia Olasagasti, Inigo v Innocenti, Davide | 4-6,4-6 |
| ITF - M15 Monastir | 2021/07/19 09:00 | Garmendia Olasagasti, Inigo v Lopez Linquet, Leonardo | 0-6,1-6 |
| ITF - M15 Antalya | 2021/06/28 11:55 | Stefanos Sakellaridis v Garmendia Olasagasti, Inigo | 6-3,6-4 |
| ITF - M15 Antalya | 2021/06/27 06:30 | Garmendia Olasagasti, Inigo v Petr Bar Biryukov | 7-6,1-6,10-5 |