Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/02/15 09:00 | Jonas Greif v Jesse Timmermans | 3-6,1-6 |
| ITF M15 Monastir | 2021/02/14 09:00 | Alessandro Ingarao v Jonas Greif | 6-7,2-6 |
| ITF M15 Monastir | 2020/03/09 08:00 | Leopold Zima v Jonas Greif | 6-3,6-4 |
| ITF M15 Monastir | 2020/03/08 08:00 | Pietro Pirolt v Jonas Greif | 5-7,1-6 |
| ITF M15 Monastir | 2020/02/02 08:00 | Omar Giacalone v Jonas Greif | 6-0,6-2 |
| ITF M15 Antalya | 2019/12/16 08:00 | Octavio Volpi v Jonas Greif | 6-4,6-4 |
| ITF M15 Antalya kval | 2019/12/08 09:30 | Daniil Gusev v Jonas Greif | 6-2,6-0 |
| ITF M15 Antalya | 2019/12/02 07:00 | Jonas Greif v Pavel Shchaya-Zubrov | 4-6,6-4,6-10 |
| ITF Portugal F3 | 2018/03/07 13:00 | Yann Marti v Thomas George Brun | 6-0,6-0 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Diego-Jose Manrique-Velazquez v Thomas George Brun | 6-0,6-2 |