Stadium: Court 2 Round: 19 Ground: Clay
| Challenger Porto | 2021/06/27 13:10 | Mukund Sasikumar v Sem Verbeek | 6-3,3-6,5-7 |
| Challenger Prostejov | 2021/06/13 09:00 | David Poljak v Sem Verbeek | 6-3,6-3 |
| ITF M15 Alkmaar | 2020/08/27 09:00 | Sem Verbeek v Clement Geens | 2-6,0-6 |
| ITF M15 Alkmaar | 2020/08/24 13:00 | Valentin Royer v Sem Verbeek | 5-7,6-4,7-10 |
| ITF M15 Alkmaar | 2020/08/24 08:00 | Lodewijk Weststrate v Sem Verbeek | 4-6,2-6 |
| Challenger Indian Wells | 2020/03/04 18:00 | Sem Verbeek v Jannik Sinner | 0-6,1-6 |
| Challenger Indian Wells | 2020/03/03 18:00 | Sem Verbeek v Maxime Cressy | 7-6,6-3 |
| Challenger Indian Wells | 2020/03/02 18:00 | Stephane Robert v Sem Verbeek | 4-6,4-6 |
| Challenger Porto | 2021/06/27 11:30 | Francisco Cabral v Ronald Slobodchikov | 6-2,6-2 |
| Challenger Oeiras | 2021/05/23 10:00 | Filip Cristian Jianu v Francisco Cabral | 6-7,6-4,6-2 |
| Challenger Oeiras | 2021/05/16 14:00 | Francisco Cabral v Alex Molcan | 1-6,1-6 |
| ITF M15 Valldoreix | 2021/05/11 08:00 | Niels Visker v Francisco Cabral | 7-5,6-0 |
| ITF M15 Valldoreix | 2021/05/10 09:00 | Francisco Cabral v Ryan Nijboer | 6-1,7-5 |
| 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 |