Stadium: Court 4 Round: 44 Ground: Clay
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Bruno P Navarro v Inaki Cabrera Bello | 6-2,6-2 |
| ITF M25 Vic | 2021/05/17 09:00 | Pol Toledo Bague v Inaki Cabrera Bello | 3-6,6-1,10-4 |
| ITF M25 Vic | 2021/05/16 11:00 | Inaki Cabrera Bello v Matvey Minin | 6-4,4-6,11-9 |
| ITF M15 Valldoreix | 2021/05/10 11:00 | Inaki Cabrera Bello v Louis Dussin | 1-6,7-5,5-10 |
| ITF M15 Valldoreix | 2021/05/09 14:00 | Inaki Cabrera Bello v Jordi Garcia Mestre | 6-4,5-7,10-5 |
| ITF M15 Las Palmas | 2021/04/27 08:00 | Alberto Barroso Campos v Inaki Cabrera Bello | 1-6,6-1,10-4 |
| ITF M15 Las Palmas | 2021/04/26 10:30 | Inaki Cabrera Bello v Rafael Giotis | 6-3,6-4 |
| ITF M15 Las Palmas | 2021/04/25 14:30 | Ignacio B Alia v Inaki Cabrera Bello | 6-1,3-6,5-10 |
| ITF M15 Brcko | 2021/05/21 13:05 | Dusan Rajic v Eric Vanshelboim | 3-6,1-6 |
| ITF M15 Brcko | 2021/05/21 07:35 | Kristjan Tamm v Dusan Rajic | 4-6,5-7 |
| ITF M15 Brcko | 2021/05/18 12:00 | Lazar Milicevic v Dusan Rajic | 7-6,6-4 |
| ITF M15 Brcko | 2021/05/18 07:00 | Valentin Lapalu v Dusan Rajic | 1-6,6-3,6-10 |
| ITF M15 Brcko | 2021/05/16 08:15 | Preston Connor v Dusan Rajic | 3-6,0-6 |
| ITF M15 Prijedor | 2021/05/10 09:15 | Dusan Rajic v Lazar Milicevic | 2-6,2-6 |
| ITF M15 Prijedor | 2021/05/09 09:30 | Vladan Tadic v Dusan Rajic | 3-6,4-6 |
| Eastern European Championship | 2020/07/30 11:00 | Milan Drinic v Dusan Rajic | 7-5,6-3 |