Head to head
Rivalry summary
Robert Lutz and Don Shirk met 1 times on the ATP tour between 1968 and 1968. Robert Lutz leads the head-to-head 1–0 against Don Shirk.
1
Hard
0
Robert Lutz's wins on the left · Don Shirk's on the right · bar lengths share one scale
All meetings (1)
| 1968 | Berkeley | Hard | R64 | Robert Lutz | 6-1 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.