| WTT Contender Muscat | 2022/02/27 16:00 | Dingshuo Liu v Ziver Gunduz | L | 3-0 |
| Euro Team Champs | 2019/09/03 09:00 | Joao Monteiro v Ziver Gunduz | L | 3-0 |
| Balkan Champs MS | 2019/08/02 13:30 | Konstantinos Stamou v Ziver Gunduz | W | 1-3 |
| Balkan Champs MS | 2019/08/02 09:40 | Ziver Gunduz v Paul Mladin | W | 3-0 |
| Balkan Champs Team | 2019/08/01 18:00 | Ziver Gunduz v Daniele Pinto | L | 2-3 |
| Balkan Champs Team | 2019/07/31 14:01 | Ziver Gunduz v Paul Mladin | W | 3-1 |
| Balkan Champs Team | 2019/07/31 09:53 | Ediin Gutic v Ziver Gunduz | W | 1-3 |
| Paraguay Open U21 Women | 2019/07/18 17:00 | Ziver Gunduz v Ilya Isakov | L | 2-3 |