Head to head
3
Hard
4
4
Clay
3
1
Grass
1
2
Carpet
2
Tom Okker's wins on the left · Ilie Nastase's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (20)
| 1981 | Tel Aviv | Hard | R32 | Ilie Nastase | 4-6 6-4 7-6 |
| 1980 | Stuttgart-2 | Clay | R32 | Ilie Nastase | 6-4 6-3 |
| 1978 | Wimbledon | Grass | QF | Tom Okker | 7-5 6-1 2-6 6-3 |
| 1977 | Wimbledon | Grass | R16 | Ilie Nastase | 6-8 6-4 6-4 6-4 |
| 1977 | London WCT | Carpet | R16 | Ilie Nastase | 7-6(5) 6-4 |
| 1974 | Washington WCT | Carpet | F | Ilie Nastase | 6-3 6-3 |
| 1974 | Toronto WCT | Carpet | F | Tom Okker | 6-3 6-4 |
| 1974 | Lakeway WCT | Hard | QF | Ilie Nastase | 6-4 2-6 7-6 |
| 1973 | Masters | Hard | F | Ilie Nastase | 6-3 7-5 4-6 6-3 |
| 1973 | London-3 | Carpet | F | Tom Okker | 6-3 6-4 |
| 1973 | Paris | Hard | SF | Ilie Nastase | 7-6 6-2 7-5 |
| 1973 | Madrid-2 | Clay | SF | Tom Okker | 6-4 1-6 7-5 |
| 1973 | Chicago-2 | Hard | SF | Tom Okker | 3-6 6-3 6-3 |
| 1973 | Los Angeles | Hard | SF | Tom Okker | 2-6 7-5 6-2 |
| 1973 | Davis Cup EUR QF: NED vs ROU | Clay | RR | Ilie Nastase | 6-4 6-2 6-4 |
| 1972 | Stockholm | Hard | SF | Tom Okker | 6-4 6-7 6-4 |
| 1971 | Monte-Carlo | Clay | F | Ilie Nastase | 3-6 8-6 6-1 6-1 |
| 1970 | Hamburg | Clay | F | Tom Okker | 4-6 6-3 6-3 6-4 |
| 1970 | Brussels | Clay | F | Tom Okker | 6-3 6-4 0-6 4-6 6-4 |
| 1968 | Rome | Clay | R16 | Tom Okker | 6-3 5-7 6-2 6-3 |
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.