Head to head
4
Hard
3
0
Clay
4
1
Grass
0
2
Carpet
4
Brian Gottfried'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 (18)
| 1983 | Cologne | Hard | R32 | Stan Smith | 6-3 7-6 |
| 1981 | Paris | Hard | QF | Stan Smith | 7-6 2-6 15-13 |
| 1981 | Vienna | Hard | SF | Brian Gottfried | 6-3 6-4 |
| 1980 | Wembley | Carpet | R16 | Stan Smith | 5-7 7-6 6-4 |
| 1980 | Wimbledon | Grass | R32 | Brian Gottfried | 6-2 6-3 6-2 |
| 1979 | Cincinnati | Hard | R16 | Stan Smith | 6-3 6-2 |
| 1978 | Wembley | Carpet | R16 | Stan Smith | 6-4 3-6 6-3 |
| 1978 | Washington-1 | Carpet | QF | Brian Gottfried | 6-2 6-0 |
| 1978 | Palm Springs | Hard | R16 | Brian Gottfried | 3-6 6-3 6-1 |
| 1977 | Maui | Hard | QF | Brian Gottfried | 2-6 6-1 6-2 |
| 1977 | Los Angeles-1 | Carpet | F | Stan Smith | 6-4 2-6 6-3 |
| 1977 | Washington-1 | Carpet | QF | Brian Gottfried | 6-2 7-6 |
| 1976 | Stockholm-2 | Hard | R16 | Brian Gottfried | 6-3 6-4 |
| 1974 | Washington-2 | Clay | R16 | Stan Smith | 6-7 6-4 6-4 |
| 1974 | Chicago | Carpet | QF | Stan Smith | 6-3 6-2 |
| 1974 | Rome | Clay | QF | Stan Smith | 6-3 6-4 |
| 1974 | Charlotte WCT | Clay | R32 | Stan Smith | 6-1 6-2 |
| 1973 | Washington-3 | Clay | R32 | Stan Smith | 6-3 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.