Head to head
2
Hard
2
0
Clay
1
2
Grass
0
2
Carpet
0
Stan Smith's wins on the left · Clark Graebner's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (9)
| 1972 | US Open | Grass | R64 | Stan Smith | 6-1 6-4 6-7 6-0 |
| 1972 | San Juan | Hard | RR | Clark Graebner | 6-1 7-6 |
| 1971 | Masters | Hard | RR | Stan Smith | 3-6 7-5 6-3 |
| 1970 | Richmond | Carpet | SF | Stan Smith | 4-6 6-1 6-4 |
| 1970 | New York | Carpet | RR | Stan Smith | 6-4 |
| 1969 | South Orange | Grass | F | Stan Smith | 6-1 6-4 6-4 |
| 1969 | Salisbury | Hard | SF | Stan Smith | 11-9 7-5 4-6 6-3 |
| 1968 | Milwaukee | Clay | F | Clark Graebner | 6-3 7-5 6-0 |
| 1968 | Sacramento | Hard | F | Clark Graebner | 10-8 6-4 6-2 |
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.