Stadium: Court 1 Round: 54 Ground: Clay
| ITF M15 Ueberlingen | 2019/08/19 08:00 | Cintl, Matej v Rief, Tobias | 1-6,1-6 |
| Bad Schussenried, Singles Qualifying M-ITF-GER-10A | 2019/07/23 08:30 | Prechtel, Sebastian v Rief, Tobias | 6-3,6-0 |
| ITF Germany F7 | 2018/07/11 10:30 | Rief, Tobias v Hendrik Jebens | 0-6,3-6 |
| ITF Germany F1 | 2018/01/08 09:00 | Osmakcic, Marko v Rief, Tobias | 6-2,6-1 |
| ITF M15 Ueberlingen | 2019/08/19 08:00 | Patric Prinoth v Dominique Graf | 6-4,6-4 |
| Santa Cristina Val Gardena, Singles M-ITF-ITA-18A | 2019/08/14 11:55 | Patric Prinoth v Andrea Guerrieri | 1-6,1-6 |
| Appiano, Singles M-ITF-ITA-17A | 2019/08/05 12:30 | Marek Gengel v Patric Prinoth | 6-1,6-4 |
| ITF M25 Bolzano | 2019/07/29 09:30 | Andrea Guerrieri v Patric Prinoth | 6-1,6-4 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/07/22 07:30 | Ruzgas, Marius v Patric Prinoth | 6-7,6-0,10-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/07/15 07:30 | Patric Prinoth v Francesco Liucci | 4-6,4-6 |
| ITF Germany F16 | 2018/10/21 10:30 | Peters, Flemming v Patric Prinoth | 3-6,6-4,7-6 |
| Challenger Ortisei | 2018/10/07 11:05 | Krawietz, Kevin v Patric Prinoth | 6-1,6-3 |