Head to head
1
Clay
0
Zan Guerry's wins on the left · Juan Gisbert Sr's on the right · bar lengths share one scale
All meetings (1)
| 1974 | Houston WCT | Clay | R32 | Zan Guerry | 6-0 7-6(5) |
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.