Stadium: Clay Court 4 Round: 44 Ground: Clay
| Appiano, Singles M-ITF-ITA-17A | 2019/08/05 10:25 | Wilson Leite v Greif, Jonas | 6-1,6-1 |
| ITF M25 Bolzano | 2019/07/29 09:30 | Greif, Jonas v Rieder, Horst | 6-7,3-6 |
| Challenger Ortisei | 2018/10/06 13:15 | Patric Prinoth v Greif, Jonas | 6-2,7-6 |
| ITF Italy F22 | 2018/08/05 14:35 | Greif, Jonas v Frinzi, Mattia | 1-6,1-6 |
| ITF Italy F21 Qual | 2018/07/28 17:40 | Greif, Jonas v Rieder, Horst | 1-6,4-6 |
| ITF Italy F25 Qual | 2017/08/05 12:00 | Virgili, Augusto v Greif, Jonas | 6-3,6-1 |
| ITF Italy F23 Qual | 2016/07/30 07:30 | Alexander Weis v Greif, Jonas | 6-1,6-0 |
| ITF - M15 Antalya | 2019/11/26 10:15 | Blekher, Gleb v Michalis Sakellaridis | 6-3,6-2 |
| ITF - M15 Antalya | 2019/11/25 07:00 | Kaya Arinc v Michalis Sakellaridis | 5-7,6-2,5-10 |
| ITF - M15 Antalya | 2019/11/24 07:00 | Makzume, Togan v Michalis Sakellaridis | 0-6,1-6 |
| ITF - M15 Antalya | 2019/11/18 07:00 | Michalis Sakellaridis v Valentin Vanta | 2-6,6-7 |
| ITF - M15 Antalya | 2019/11/17 06:30 | Kaya Arinc v Michalis Sakellaridis | 3-6,6-3,5-10 |
| ITF - M15 Antalya | 2019/11/11 06:30 | Michalis Sakellaridis v Filip, Vladimir | 6-3,5-7,5-10 |
| ITF - M15 Antalya | 2019/11/10 06:30 | Ozcelik, Bulut v Michalis Sakellaridis | 6-0,0-6,8-10 |
| ITF - M15 Antalya | 2019/11/04 07:00 | Mircea-Alexandru Jecan v Michalis Sakellaridis | 6-1,6-4 |