Head to head
3
Hard
0
1
Clay
0
2
Grass
0
3
Carpet
0
Roscoe Tanner's wins on the left · Geoff Masters's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (9)
| 1979 | Taipei | Carpet | R32 | Roscoe Tanner | 6-3 6-3 |
| 1979 | New Orleans WCT | Carpet | R16 | Roscoe Tanner | 0-6 7-6 6-4 |
| 1976 | Sydney-2 | Grass | R32 | Roscoe Tanner | 6-4 6-2 |
| 1976 | Palm Springs | Hard | R64 | Roscoe Tanner | 6-4 6-2 |
| 1975 | Charlotte WCT | Clay | R16 | Roscoe Tanner | 6-2 6-2 |
| 1975 | Orlando WCT | Hard | R32 | Roscoe Tanner | 7-6(5) 6-4 |
| 1975 | Carlsbad WCT | Hard | QF | Roscoe Tanner | 6-3 6-4 |
| 1975 | St. Petersburg WCT | Carpet | SF | Roscoe Tanner | 3-6 6-1 6-4 |
| 1973 | US Open | Grass | R64 | Roscoe Tanner | 6-4 6-4 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.