Stadium: Court 5 Round: 28 Ground: Hardcourt outdoor
| ITF M15 - Grenoble | 2021/02/10 09:30 | Sebastian Fanselow v Tak Khunn Wang | 2-6,6-4,6-4 |
| ITF M25 - Vale Do Lobo | 2021/03/12 10:30 | Sebastian Fanselow v Pedro Araujo | 6-2,7-6 |
| ITF M25 - Vale Do Lobo | 2021/03/11 16:05 | Bradley Paliska v Sebastian Fanselow | 2-6,2-6 |
| ITF M25 - Vale Do Lobo | 2021/03/10 13:20 | Fabio Coelho v Sebastian Fanselow | 1-6,4-6 |
| ITF M25 - Faro | 2021/03/04 11:20 | Sebastian Fanselow v Tomas Lipovsek Puches | 3-6,6-3,6-7 |
| ITF M25 - Faro | 2021/03/03 09:30 | Sebastian Fanselow v Fabio Coelho | 6-2,6-3 |
| ITF M25 - Vale Do Lobo | 2021/02/25 12:55 | Kenny de Schepper v Sebastian Fanselow | 2-6,7-5,6-1 |
| ITF M25 - Vale Do Lobo | 2021/02/24 17:00 | Antoine Bellier v Sebastian Fanselow | 4-6,3-6 |
| ITF M15 - Grenoble | 2021/02/11 12:25 | Sebastian Fanselow v Dominic Stephan Stricker | 4-6,5-7 |
| ITF M25 - Vale Do Lobo | 2021/03/12 12:30 | Tak Khunn Wang v Francisco Cabral | 6-2,6-2 |
| ITF M25 - Vale Do Lobo | 2021/03/11 10:25 | Antoine Escoffier v Tak Khunn Wang | 6-7,4-6 |
| ITF M25 - Vale Do Lobo | 2021/03/10 15:20 | Alexis Boureau v Tak Khunn Wang | 3-6,1-6 |
| ITF M25 - Faro | 2021/03/06 10:25 | Tak Khunn Wang v Lucas Poullain | 3-6,6-7 |
| ITF M25 - Faro | 2021/03/05 12:35 | Dan Added v Tak Khunn Wang | 3-6,6-2,3-6 |
| ITF M25 - Faro | 2021/03/04 10:45 | Tak Khunn Wang v Maxime Hamou | 7-6,7-6 |
| ITF M25 - Faro | 2021/03/03 11:00 | Tak Khunn Wang v Alexis Musialek | 6-1,6-0 |
| ITF M25 - Vale Do Lobo | 2021/02/25 12:40 | Tak Khunn Wang v Evan Furness | 0-6,3-6 |