Head to head
1
Clay
0
1
Grass
0
Stan Smith's wins on the left · Butch Seewagen's on the right · bar lengths share one scale
All meetings (2)
| 1976 | Washington-2 | Clay | R16 | Stan Smith | 6-4 6-1 |
| 1968 | Haverford | Grass | R32 | Stan Smith | 6-0 6-3 |
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.