| WTT Contender Zagreb - Kval | 2022/06/14 17:45 | Chen Ce Wang v Deni Kozul | L | 3-2 |
| WTT Contender Zagreb - Kval | 2022/06/13 18:10 | Carlo Rossi v Deni Kozul | W | 1-3 |
| WTT Star Contender Doha | 2022/03/25 14:30 | Deni Kozul v Yuto Kizukuri | L | 0-3 |
| World Championship | 2021/11/24 00:40 | Deni Kozul v Masataka Morizono | L | 0-4 |
| WTT Contender Novo Mesto | 2021/11/10 13:15 | Deni Kozul v Yuta Tanaka | L | 1-3 |
| WTT Contender Novo Mesto | 2021/11/09 18:45 | Deni Kozul v Alexis Lebrun | W | 3-2 |
| WTT Contender Novo Mesto | 2021/11/09 11:30 | Deni Kozul v Aljaz Godec | W | 3-1 |
| WTT Contender Lasko | 2021/11/05 16:00 | Deni Kozul v Jingkun Liang | L | 0-3 |
| WTT Star Contender Doha | 2021/09/21 12:30 | Seungmin Cho v Seongil Jang | L | 3-0 |
| WTT Star Contender Doha | 2021/09/21 08:00 | Seongil Jang v Nima Alamian | W | 3-1 |