Head to head
3
Hard
0
3
Clay
2
2
Carpet
0
Ilie Nastase's wins on the left · Ion Tiriac's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (10)
| 1973 | Calgary | Hard | SF | Ilie Nastase | 3-6 7-5 6-1 |
| 1972 | Bournemouth | Clay | QF | Ilie Nastase | 4-6 6-3 6-2 |
| 1972 | Omaha | Carpet | F | Ilie Nastase | 2-6 6-0 6-1 |
| 1971 | Madrid | Clay | F | Ion Tiriac | 7-5 6-1 6-0 |
| 1971 | Macon | Carpet | R16 | Ilie Nastase | 7-6 6-1 |
| 1970 | Cincinnati | Clay | QF | Ilie Nastase | 5-7 6-4 6-2 |
| 1970 | Washington | Clay | 3rd/4th | Ilie Nastase | 6-3 7-5 |
| 1969 | Stockholm | Hard | QF | Ilie Nastase | 6-1 6-3 |
| 1969 | Denver | Hard | RR | Ilie Nastase | 6-1 |
| 1968 | Parioli | Clay | F | Ion Tiriac | 9-7 6-3 6-4 |
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.