Head to head
0
Hard
1
0
Clay
3
Geoff Masters's wins on the left · Ilie Nastase's on the right · bar lengths share one scale
All meetings (6)
| 1979 | Monte-Carlo WCT | Clay | R16 | Ilie Nastase | W/O |
| 1978 | Palm Springs | Hard | R32 | Ilie Nastase | 6-7 6-4 6-3 |
| 1976 | Monterrey WCT | Carpet | R16 | Geoff Masters | W/O |
| 1973 | Bournemouth | Clay | QF | Ilie Nastase | 6-1 8-6 |
| 1972 | Toronto-2 | Clay | R32 | Ilie Nastase | 6-4 6-1 |
| 1972 | Bastad | Clay | R16 | Ilie Nastase | 6-1 6-7 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.