Head to head
1
Grass
0
John Cooper's wins on the left · Robert Machan's on the right · bar lengths share one scale
All meetings (1)
| 1973 | Sydney-1 | Grass | R16 | John Cooper | 7-5 7-5 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.