Head to head
4
Hard
0
2
Grass
3
1
Carpet
2
Roscoe Tanner's wins on the left · Tom Gorman's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (12)
| 1977 | Sydney-2 | Grass | R16 | Roscoe Tanner | 7-6 7-5 |
| 1977 | Adelaide-2 | Grass | R16 | Tom Gorman | 6-7 7-5 6-3 |
| 1977 | Adelaide-1 | Grass | R32 | Tom Gorman | 6-3 6-4 |
| 1976 | Las Vegas | Hard | R16 | Roscoe Tanner | 4-6 6-2 7-6 |
| 1976 | Fort Worth WCT | Hard | QF | Roscoe Tanner | 6-3 6-4 |
| 1975 | Nottingham | Grass | R16 | Roscoe Tanner | 9-8 6-3 |
| 1974 | Columbus | Hard | SF | Roscoe Tanner | 7-5 1-0 RET |
| 1973 | Vancouver WCT | Carpet | SF | Tom Gorman | 6-4 6-4 |
| 1973 | Milan WCT | Carpet | SF | Roscoe Tanner | 7-6(2) 6-1 |
| 1972 | US Open | Grass | QF | Tom Gorman | 7-6 5-7 7-6 5-7 6-4 |
| 1971 | Los Angeles | Hard | R64 | Roscoe Tanner | 6-2 3-6 7-5 |
| 1971 | New York | Carpet | R32 | Tom Gorman | 6-4 7-5 |
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.