Head to head
1
Hard
0
1
Clay
1
0
Carpet
1
Jiri Hrebec's wins on the left · Tom Okker's on the right · bar lengths share one scale
All meetings (4)
| 1978 | Davis Cup EUR PR: TCH vs NED | Clay | RR | Jiri Hrebec | 6-3 2-6 6-1 6-4 |
| 1976 | Basel | Hard | SF | Jiri Hrebec | 6-1 1-6 6-4 |
| 1976 | Philadelphia WCT | Carpet | R32 | Tom Okker | 6-3 6-7(5) 6-4 |
| 1973 | Barcelona-2 | Clay | R64 | Tom Okker | 8-6 6-1 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.