Head to head
2
Hard
0
Colin Dowdeswell's wins on the left · John Sadri's on the right · bar lengths share one scale
All meetings (2)
| 1980 | Johannesburg-1 | Hard | R32 | Colin Dowdeswell | 7-6 6-4 |
| 1978 | US Open | Hard | R32 | Colin Dowdeswell | 6-2 3-6 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.