Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| 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 Qual | 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 M15 Antalya | 2019/12/01 07:00 | Jonas Greif v Michalis Sakellaridis | 6-4,6-1 |
| ITF M25 Appiano | 2019/08/05 10:25 | Wilson Leite v Jonas Greif | 6-1,6-1 |
| ITF M15 Antalya | 2021/01/31 06:30 | Vlad Andrei Dancu v Luca Castagnola | 4-6,6-3,10-5 |
| ITF M15 Antalya | 2021/01/29 07:00 | Facundo Juarez v Luca Castagnola | 6-4,6-1 |
| ITF M15 Antalya | 2021/01/28 08:00 | Thiago Cigarran v Luca Castagnola | 1-6,7-6,15-17 |
| ITF M15 Monastir | 2020/03/08 08:00 | Andres Haefele v Luca Castagnola | 1-6,0-6 |
| ITF M15 Monastir | 2020/02/17 12:30 | Lukas Krainer v Luca Castagnola | 7-5,6-2 |
| ITF M15 Monastir | 2020/02/17 08:30 | Luca Castagnola v Digvijay Pratap Singh | 6-2,6-0 |
| ITF M15 Monastir | 2020/02/16 11:00 | Luca Castagnola v Theo Arribage | 3-6,6-3,10-4 |
| ITF M15 Monastir | 2020/02/10 12:30 | Remy Bertola v Luca Castagnola | 6-2,6-0 |