Head to head
0
Hard
1
1
Carpet
0
Ken Flach's wins on the left · Jorge Lozano's on the right · bar lengths share one scale
All meetings (2)
| 1989 | Philadelphia | Carpet | R64 | Ken Flach | 4-6 6-3 7-6 |
| 1987 | Scottsdale | Hard | R32 | Jorge Lozano | 7-6 4-6 6-1 |
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.