Head to head
1
Hard
0
1
Clay
0
1
Grass
3
Geoff Masters's wins on the left · Colin Dibley's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1980 | Wimbledon | Grass | R64 | Colin Dibley | 2-6 6-2 7-6 6-7 8-6 |
| 1977 | Sydney-2 | Grass | R64 | Colin Dibley | 6-2 6-3 |
| 1973 | Sydney-1 | Grass | F | Geoff Masters | 6-1 6-4 6-2 |
| 1973 | Manila | Clay | SF | Geoff Masters | 5-7 6-2 7-6 |
| 1972 | Hong Kong | Hard | QF | Geoff Masters | 6-2 8-6 |
| 1971 | Manchester | Grass | SF | Colin Dibley | 6-3 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.