Head to head
0
Grass
1
Duy-Bao Ta's wins on the left · Jeff Simpson's on the right · bar lengths share one scale
All meetings (1)
| 1974 | Davis Cup SAM QF: NZL vs VIE | Grass | RR | Jeff Simpson | 6-1 6-1 6-2 |
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.