Head to head
1
Hard
0
0
Clay
1
Paul Gerken's wins on the left · Andrew Pattison's on the right · bar lengths share one scale
All meetings (2)
| 1973 | Columbus | Hard | QF | Paul Gerken | 7-6 6-0 |
| 1972 | Cincinnati | Clay | R32 | Andrew Pattison | 4-6 7-6 6-4 |
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.