By surface
| Surface | Marko Ostoja | Krassimir Lazarov |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1983-07-08 | ATP | Davis Cup EUR SF: BUL vs YUG | Round Robin | Clay | Marko Ostoja | 1-6 | 6-3 | 4-6 | 6-4 | 6-3 |
| Surface | Marko Ostoja | Krassimir Lazarov |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1983-07-08 | ATP | Davis Cup EUR SF: BUL vs YUG | Round Robin | Clay | Marko Ostoja | 1-6 | 6-3 | 4-6 | 6-4 | 6-3 |