Head to head
0
Clay
1
1
Grass
0
Zan Guerry's wins on the left · Georges Goven's on the right · bar lengths share one scale
All meetings (2)
| 1970 | Cincinnati | Clay | R32 | Georges Goven | 7-5 2-6 6-1 |
| 1969 | Haverford | Grass | R64 | Zan Guerry | 12-10 8-6 |
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.