Head to head
Rivalry summary
Jun Kamiwazumi and Geoff Masters met 2 times on the ATP tour between 1973 and 1974. Their head-to-head is level at 1–1.
0
Hard
1
1
Grass
0
Jun Kamiwazumi's wins on the left · Geoff Masters's on the right · bar lengths share one scale
All meetings (2)
| 1974 | Tucson | Hard | R64 | Geoff Masters | 1-6 6-4 6-1 |
| 1973 | Auckland | Grass | R32 | Jun Kamiwazumi | 7-6 6-3 3-6 4-6 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.