Stadium: Court 13 Round: 14 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/04/14 09:30 | Michail Pervolarakis v Sean Hodkin | 6-4,6-4 |
| Challenger Cleveland | 2021/03/15 14:00 | Michail Pervolarakis v Aleksandar Kovacevic | 4-6,2-6 |
| Challenger Cleveland | 2021/03/14 16:00 | Michail Pervolarakis v Ryan Shane | 7-6,4-6,6-2 |
| ITF M15 Sharm El Sheikh | 2021/03/11 11:00 | Michail Pervolarakis v Mukund Sasikumar | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2021/03/10 14:55 | Michail Pervolarakis v Roman Andres Burruchaga | 7-5,3-6,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/05 07:30 | Michail Pervolarakis v Edoardo Eremin | 6-7,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/04 07:30 | Michail Pervolarakis v Roman Andres Burruchaga | 6-7,6-4,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/03 10:40 | Michail Pervolarakis v Takuto Niki | 7-6,7-5 |
| ITF M25 La Nucia | 2021/03/19 14:05 | Sebastian Fanselow v Raul Brancaccio | 6-7,0-6 |
| ITF M25 Vale Do Lobo | 2021/03/14 11:30 | Kaichi Uchida v Sebastian Fanselow | 5-7,7-6,7-6 |
| ITF M25 Vale Do Lobo | 2021/03/13 13:20 | Sebastian Fanselow v Tak Khunn Wang | 6-1,6-3 |
| 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 |