Head to head
2
Hard
0
1
Carpet
0
Richard Pancho Gonzales's wins on the left · Stan Smith's on the right · bar lengths share one scale
All meetings (3)
| 1970 | Wembley | Carpet | R16 | Richard Pancho Gonzales | 8-9 9-8 9-8 |
| 1969 | Las Vegas | Hard | SF | Richard Pancho Gonzales | 8-6 9-7 6-4 |
| 1969 | Los Angeles-2 | Hard | QF | Richard Pancho Gonzales | 6-2 9-7 |
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.