Stadion: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF - M15 - St. Petersburg | 2021/04/06 07:00 | Jakub Paul v Artem Dubrivnyy | 5-7,1-6 |
| ITF - M25 - Biel | 2021/03/30 10:00 | Mick Veldheer v Jakub Paul | 6-2,4-6,10-6 |
| ITF - M25 - Biel | 2021/03/29 13:35 | Milan Welte v Jakub Paul | 4-6,1-6 |
| ITF - M25 - Trimbach | 2021/03/12 08:55 | Jakub Paul v Matteo Martineau | 6-7,7-6,3-6 |
| ITF - M25 - Trimbach | 2021/03/11 09:00 | Arthur Reymond v Jakub Paul | 6-4,4-6,3-6 |
| ITF - M25 - Trimbach | 2021/03/10 10:30 | Jakub Paul v Arthur Bouquier | 6-1,6-3 |
| ITF - M15 - Sharm El Sheikh | 2021/03/05 07:30 | Jakub Paul v Nick Hardt | 3-6,3-6 |
| ITF - M15 - Sharm El Sheikh | 2021/03/04 07:30 | Shintaro Imai v Jakub Paul | 4-6,4-6 |
| ITF - M15 - St. Petersburg | 2021/04/08 07:00 | Ivan Nedelko v Simon Freund | 6-2,6-4 |
| ITF - M15 - St. Petersburg | 2021/04/07 09:35 | Simon Freund v Alexander Igoshin | 7-5,6-1 |
| ITF - M15 - Monastir | 2021/02/16 08:00 | Juan Bautista Torres v Simon Freund | 6-1,7-5 |
| ITF - M15 - Monastir | 2021/02/10 11:10 | Simon Freund v Lilian Marmousez | 4-6,6-1,4-6 |
| ITF - M15 - Parnu | 2020/11/06 08:00 | Simon Freund v Mattias Siimar | 1-6,6-3,1-6 |
| ITF - M15 - Parnu | 2020/11/05 12:00 | Karlis Ozolins v Simon Freund | 4-6,2-6 |
| ITF - M15 - Parnu | 2020/11/04 13:05 | David Perez Sanz v Simon Freund | 6-7,3-6 |
| Challenger - Nur-Sultan | 2020/03/11 09:25 | Botic Van De Zandschulp v Simon Freund | 6-2,7-5 |