Stadium: Court 2 Round: 62 Ground: Clay
| ITF M15 Valldoreix | 2021/05/09 13:00 | Francisco Cabral v Rafael Giotis | 7-5,6-0 |
| ITF M15 Majadahonda | 2021/05/02 12:00 | Francisco Cabral v Yan Bondarevskiy | 5-7,3-6 |
| ITF M15 Antalya | 2021/04/20 12:00 | Emiliano Maggioli v Francisco Cabral | 6-4,6-3 |
| ITF M15 Antalya | 2021/04/19 07:00 | Francisco Cabral v Fabrizio Andaloro | 7-5,7-6 |
| Challenger Oeiras | 2021/03/30 12:00 | Francisco Cabral v Mats Moraing | 2-6,7-6,2-6 |
| Challenger Oeiras | 2021/03/29 10:00 | Evan Furness v Francisco Cabral | 6-3,6-4 |
| Challenger Oeiras | 2021/03/28 10:00 | Francisco Cabral v Ivan Nedelko | 6-2,5-7,6-4 |
| ITF M25 Vale Do Lobo | 2021/03/12 12:30 | Tak Khunn Wang v Francisco Cabral | 6-2,6-2 |
| ITF M15 Valldoreix | 2021/05/09 13:00 | Matvey Minin v Ryan Nijboer | 6-7,2-6 |
| ITF M15 Majadahonda | 2021/05/03 10:45 | Emilien Voisin v Ryan Nijboer | 5-7,6-2,10-4 |
| ITF M15 Sharm El Sheikh | 2021/04/07 11:15 | Ryan Nijboer v Yuta Shimizu | 2-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/04/03 07:30 | Mattia Bellucci v Ryan Nijboer | 7-6,6-4 |
| ITF M15 Sharm El Sheikh | 2021/04/02 07:30 | Ryan Nijboer v David Poljak | 6-2,2-6,6-4 |
| ITF M15 Sharm El Sheikh | 2021/04/01 09:10 | Ryan Nijboer v Leonardo Malgaroli | 6-4,7-5 |
| ITF M15 Sharm El Sheikh | 2021/03/31 13:25 | Oscar Jose Gutierrez v Ryan Nijboer | 7-6,2-6,3-6 |
| ITF M15 Sharm El Sheikh | 2021/03/24 09:15 | David Poljak v Ryan Nijboer | 6-1,6-4 |