Head to head
2
Clay
0
Frank Froehling's wins on the left · Martin Mulligan's on the right · bar lengths share one scale
All meetings (2)
| 1971 | Houston | Clay | R16 | Frank Froehling | 2-6 7-6 7-6 |
| 1971 | Charlotte | Clay | R32 | Frank Froehling | 6-3 7-5 |
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.