Head to head
0
Hard
1
1
Carpet
0
Thomaz Koch's wins on the left · Roscoe Tanner's on the right · bar lengths share one scale
All meetings (3)
| 1975 | Denver WCT | Carpet | R16 | Thomaz Koch | 7-6(2) 3-6 6-3 |
| 1975 | Orlando WCT | Hard | R16 | Roscoe Tanner | 6-3 6-2 |
| 1973 | Caracas | Hard | RR | Roscoe Tanner | W/O |
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.