Head to head
1
Hard
0
John Spiegel's wins on the left · John Norgauer's on the right · bar lengths share one scale
All meetings (1)
| 1968 | Berkeley | Hard | R64 | John Spiegel | 6-0 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.