Head to head
0
Clay
1
1
Grass
0
0
Carpet
1
Bob Carmichael's wins on the left · Ilie Nastase's on the right · bar lengths share one scale
All meetings (3)
| 1971 | US Open | Grass | R32 | Bob Carmichael | 6-3 6-3 7-6 |
| 1971 | Brussels | Clay | QF | Ilie Nastase | 6-1 4-6 6-0 2-6 8-6 |
| 1970 | Philadelphia | Carpet | R32 | Ilie Nastase | 6-2 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.