Head to head
1
Hard
0
0
Clay
1
Jim McManus's wins on the left · Zan Guerry's on the right · bar lengths share one scale
All meetings (2)
| 1972 | Toronto-2 | Clay | R128 | Zan Guerry | 5-7 6-1 6-4 |
| 1972 | Columbus | Hard | R16 | Jim McManus | 4-6 6-3 7-5 |
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.