| Qatar Open XD | 2017/11/23 13:00 | Franco, Carlos v Valenzuela, David | L | 4-1 |
| Challenger Ochsenhausen | 2018/08/31 08:30 | Yannick Vostes v Aleksa Gacev | L | 3-2 |
| Challenger Ochsenhausen | 2018/08/30 12:30 | Kiss, Daniel v Aleksa Gacev | L | 3-2 |
| Challenger Ochsenhausen | 2018/08/30 09:50 | Musko, Peter v Aleksa Gacev | L | 3-0 |
| Challenger Ochsenhausen | 2018/08/30 07:50 | Flore, Tristan v Aleksa Gacev | L | 3-0 |
| Challenger Ochsenhausen | 2018/08/29 12:30 | Demeter, Lehel v Aleksa Gacev | L | 3-1 |
| Challenger Ochsenhausen | 2018/08/29 11:10 | Josip Huzjak v Aleksa Gacev | L | 3-0 |
| Challenger Ochsenhausen | 2018/08/29 06:30 | Gonzalez, Eduardo v Aleksa Gacev | W | 1-3 |
| Challenger Ochsenhausen | 2018/08/28 11:40 | Aleksa Gacev v Kleinert, Daniel | L | 0-3 |