| WTT Feeder Otocec Quals | 03/26 15:35 | 6 | Julian Rzihauschek v Damjan Zelko | L | 3-1 | |
| WTT Feeder Otocec Quals | 10/31 17:15 | 5 | Damjan Zelko v Alexandre Cassin | L | 0-3 | |
| WTT Feeder Otocec Quals | 10/30 15:35 | 6 | Damjan Zelko v Lukas Kramer | W | 3-1 | |
| Balkan Champs Team | 07/31 18:45 | - | Konstantinos Lykostratis v Damjan Zelko | L | 3-2 | |
| Balkan Champs Team | 07/31 10:23 | - | Filip Radulovic v Damjan Zelko | W | 1-3 | |
| Slovenia Open U21 | 05/09 07:40 | - | Damjan Zelko v Aleksandr Tiutriumov | L | 2-3 | |
| Slovenia Open | 05/08 15:00 | - | Alexander Chen v Damjan Zelko | L | 3-1 | |
| Slovenia Open | 05/08 10:20 | - | Ronit Bhanja v Damjan Zelko | L | 3-0 |