Head to head
1
Hard
3
0
Clay
4
0
Grass
1
Colin Dibley's wins on the left · Stan Smith's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (9)
| 1979 | Queen's Club | Grass | R64 | Stan Smith | 6-4 6-7 9-7 |
| 1977 | Carlsbad | Hard | R64 | Stan Smith | 6-2 7-5 |
| 1976 | Stockholm-2 | Hard | R64 | Stan Smith | 7-6 6-2 |
| 1976 | Columbus-2 | Clay | QF | Stan Smith | 7-6 6-3 |
| 1976 | Louisville | Clay | R16 | Stan Smith | 4-6 7-6 6-0 |
| 1973 | Carlsbad WCT | Hard | F | Colin Dibley | 6-3 7-6(6) |
| 1972 | Barcelona | Clay | QF | Stan Smith | 4-6 6-4 6-1 |
| 1972 | Sacramento | Hard | F | Stan Smith | 6-4 5-7 6-4 6-4 |
| 1971 | Cincinnati | Clay | R32 | Stan Smith | 7-6 6-4 |
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.