By surface
| Surface | Istvan Gulyas | Joseph Offenheim |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1971-05-14 | ATP | Davis Cup EUR QF: HUN vs LUX | Round Robin | — | Istvan Gulyas | 6-3 | 6-2 | 6-0 |
| Surface | Istvan Gulyas | Joseph Offenheim |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1971-05-14 | ATP | Davis Cup EUR QF: HUN vs LUX | Round Robin | — | Istvan Gulyas | 6-3 | 6-2 | 6-0 |