Stadium: Court 3 Round: 62 Ground: Clay
| ITF M25 Meerbusch | 2021/04/12 09:30 | David Pichler v Jing L Weng | 6-2,6-1 |
| ITF M25 Meerbusch | 2021/04/11 14:30 | David Pichler v Nikolas Walterscheid-Tukic | 6-1,6-1 |
| Challenger Marbella | 2021/03/28 13:40 | Holger Rune v David Pichler | 6-1,6-3 |
| ITF M15 Opatija | 2021/03/24 10:45 | Giacomo Dambrosi v David Pichler | 3-6,6-1,6-2 |
| ITF M15 Rovinj | 2021/03/19 12:05 | David Pichler v Martin Damm | 1-6,2-6 |
| ITF M15 Rovinj | 2021/03/18 10:30 | David Pichler v Pietro Rondoni | 6-4,6-2 |
| ITF M15 Rovinj | 2021/03/17 10:40 | David Pichler v Giacomo Dambrosi | 1-6,6-3,6-1 |
| ITF M15 Antalya | 2021/02/23 09:00 | Hanwen Li v David Pichler | 7-6,6-2 |
| ITF M25 Meerbusch | 2021/04/11 12:45 | Luc Hoeijmans v John Sperle | 1-6,3-6 |
| ITF M15 Monastir | 2021/03/28 10:30 | John Sperle v Anas Fattar | 7-5,4-6,9-11 |
| ITF M15 Monastir | 2021/03/22 10:00 | Kazuma Kawachi v John Sperle | 6-4,7-5 |
| ITF M15 Monastir | 2021/03/21 17:00 | John Sperle v Lisandru Rodriguez | 7-6,6-2 |
| ITF M15 Monastir | 2021/03/15 08:00 | Kai Lemstra v John Sperle | 6-3,6-3 |