Head to head
1
Hard
1
Russell Simpson's wins on the left · Mike Leach's on the right · bar lengths share one scale
All meetings (2)
| 1983 | Columbus | Hard | R32 | Mike Leach | 3-6 6-3 6-4 |
| 1980 | US Open | Hard | R128 | Russell Simpson | 6-3 6-3 2-6 7-6 |
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.