Head to head
Rivalry summary
Thomaz Koch and Manuel Orantes met 6 times on the ATP tour between 1969 and 1974. Manuel Orantes leads the head-to-head 4–2 against Thomaz Koch. By surface, Orantes leads 2–0 on grass; they are level 1–1 on carpet. They contested 1 finals, with Koch winning 1 of them.
1
Hard
0
0
Clay
1
0
Grass
2
1
Carpet
1
Thomaz Koch's wins on the left · Manuel Orantes's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1974 | Wimbledon | Grass | R64 | Manuel Orantes | 6-2 6-4 4-6 6-2 |
| 1972 | South Orange | Grass | QF | Manuel Orantes | 6-2 6-2 |
| 1971 | Caracas | Hard | F | Thomaz Koch | 7-6 6-1 6-3 |
| 1971 | Washington-1 | Carpet | SF | Thomaz Koch | 6-2 6-2 |
| 1970 | Davis Cup EUR SF: BRA vs ESP | Clay | RR | Manuel Orantes | 6-1 6-3 3-6 6-1 |
| 1969 | Macon | Carpet | SF | Manuel Orantes | 7-5 3-6 6-2 |
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.