Stadium: Court 6 Round: 54 Ground: Clay
| ITF M15 Monastir | 2020/10/26 08:30 | Taiyo Yamanaka v Patrick Zahraj | 6-3,6-4 |
| ITF M15 Monastir | 2020/10/25 11:00 | Caspar Schuetze v Patrick Zahraj | 2-6,3-6 |
| ITF M15 Monastir | 2020/10/18 13:00 | Oleksandr Ovcharenko v Patrick Zahraj | 7-5,6-2 |
| ITF M25 Klosters | 2020/09/15 06:55 | Luca Staeheli v Patrick Zahraj | 2-6,6-3,10-8 |
| ITF M25 Klosters | 2020/09/14 07:00 | Vincent Knoess v Patrick Zahraj | 0-6,0-6 |
| ITF M25 Claremont | 2019/10/06 18:00 | Ben Goldberg v Patrick Zahraj | 6-4,7-5 |
| ITF M15 Uberlingen | 2019/08/21 13:30 | Patrick Zahraj v Louis Wessels | 3-6,1-6 |
| ITF M25 Kassel | 2019/07/17 11:55 | Patrick Zahraj v Jules Okala | 3-6,5-7 |
| ITF M25 Klosters | 2020/09/15 07:00 | Federico Arnaboldi v Ilias Zimmermann | 6-3,6-2 |
| ITF M25 Klosters | 2020/09/14 10:00 | Luc Hoeijmans v Ilias Zimmermann | 2-6,5-7 |
| Swiss Tennis Masters | 2020/07/03 08:30 | Ilias Zimmermann v Luca Staeheli | 6-2,2-6,3-6 |
| Swiss Tennis Masters | 2020/07/02 13:00 | Ilias Zimmermann v Louroi Martinez | 2-6,4-6 |
| ITF M15 Heraklion | 2020/02/11 09:30 | Mattia Bellucci v Ilias Zimmermann | 6-3,6-4 |
| ITF M15 Heraklion | 2020/02/10 09:30 | Ilias Zimmermann v Frane Nincevic | 7-6,6-2 |
| ITF M15 Horgen | 2019/08/28 09:30 | Ilias Zimmermann v Alejandro Gonzalez | 3-6,4-6 |
| ITF M25 Schlieren | 2019/08/21 10:15 | Luca Staeheli v Ilias Zimmermann | 2-6,6-3,6-4 |