Head to head
1
Grass
0
1
Carpet
0
Jeff Borowiak's wins on the left · Paul Kronk's on the right · bar lengths share one scale
All meetings (2)
| 1979 | Wimbledon | Grass | R128 | Jeff Borowiak | 6-2 6-2 6-4 |
| 1977 | Denver | Carpet | R32 | Jeff Borowiak | 7-6 7-6 |
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.