Head to head
1
Clay
2
0
Carpet
1
Jeff Borowiak's wins on the left · Jan Kodes's on the right · bar lengths share one scale
All meetings (4)
| 1976 | Gstaad | Clay | QF | Jan Kodes | 6-4 4-6 6-3 |
| 1973 | Cleveland WCT | Carpet | R32 | Jan Kodes | 6-1 6-4 |
| 1973 | Houston WCT | Clay | R16 | Jan Kodes | 2-6 6-2 7-5 |
| 1971 | Cincinnati | Clay | R64 | Jeff Borowiak | 6-3 6-4 |
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.