Head to head
0
Clay
1
0
Grass
1
Patricio Cornejo's wins on the left · Brian Teacher's on the right · bar lengths share one scale
All meetings (2)
| 1978 | Roland Garros | Clay | R128 | Brian Teacher | 7-5 6-4 3-6 6-3 |
| 1974 | US Open | Grass | R128 | Brian Teacher | 6-7 6-3 6-3 RET |
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.