| Date | Category | Player | Score | Opponent | Tournament |
|---|---|---|---|---|---|
| 2018-11-12 | 12 | Tim Strel | 6-4 6-3 | Dario Zorica | 22. OP OPATIJE |
| 2018-11-11 | 12 | Tim Strel | 6-0 6-0 | Marko Salković | 22. OP OPATIJE |
| 2018-11-11 | 12 | Tim Strel | 6-1 6-1 | Luka Biondić | 22. OP OPATIJE |
| 2018-11-11 | 12 | Strel/Salković | 6-2 6-4 | Dumbović/Zorica | 22. OP OPATIJE |
| 2018-11-11 | 12 | Strel/Salković | 6-2 7-5 | Biondić/Klarić | 22. OP OPATIJE |
| 2018-11-10 | 12 | Tim Strel | 6-0 6-0 | Theo Dobrila | 22. OP OPATIJE |