Head to head
1
Hard
0
1
Clay
2
1
Grass
0
1
Carpet
0
Stan Smith's wins on the left · Manuel Orantes's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1976 | US Open | Clay | R16 | Manuel Orantes | 3-6 1-6 6-2 7-6 6-1 |
| 1973 | Masters | Hard | RR | Stan Smith | 7-5 4-6 6-3 |
| 1973 | Bastad | Clay | F | Stan Smith | 6-4 6-2 7-6 |
| 1972 | Barcelona | Clay | SF | Manuel Orantes | 9-7 7-9 7-5 6-1 |
| 1970 | Wimbledon | Grass | R32 | Stan Smith | 4-6 6-3 8-6 6-3 |
| 1968 | New York-1 | Carpet | R32 | Stan Smith | 6-0 6-1 |
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.