Head to head
2
Grass
2
Syd Ball's wins on the left · John James's on the right · bar lengths share one scale
All meetings (4)
| 1979 | Brisbane | Grass | R32 | John James | 6-2 6-2 |
| 1975 | Sydney-2 | Grass | R32 | Syd Ball | 4-6 6-3 8-6 |
| 1974 | Sydney-3 | Grass | R16 | Syd Ball | 6-0 6-7 6-2 |
| 1971 | Australian Open | Grass | R64 | John James | 6-3 5-7 7-5 7-5 |
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.