| German Open | 2020/01/28 09:15 | Pedro Osiro v An Yan | L | 0-4 |
| Spanish Open | 2020/02/05 12:45 | Andrei Putuntica v Aleksa Gacev | L | 3-1 |
| German Open | 2020/01/28 09:15 | Kilian Ort v Aleksa Gacev | L | 4-0 |
| Austrian Open | 2019/11/12 18:30 | Zihao Zhao v Aleksa Gacev | L | 4-0 |
| Polish Open | 2019/10/17 09:30 | Ricardo Villa v Aleksa Gacev | L | 3-0 |
| Polish Open | 2019/10/16 12:10 | Aleksa Gacev v Christian Kill | W | 3-2 |
| Croatia Open | 2019/05/14 13:40 | Heng-Wei Yang v Aleksa Gacev | L | 3-0 |
| Croatia Open | 2019/05/14 08:20 | Shihao Wei v Aleksa Gacev | L | 3-0 |
| Serbia Open U21 | 2019/05/03 07:30 | Aleksa Gacev v Jeremy Hazin | L | 1-3 |