Head to head
Rivalry summary
Sammy Giammalva Jr. and John Van Nostrand met 1 times on the ATP tour between 1984 and 1984. Sammy Giammalva Jr. leads the head-to-head 1–0 against John Van Nostrand.
1
Hard
0
Sammy Giammalva Jr.'s wins on the left · John Van Nostrand's on the right · bar lengths share one scale
All meetings (1)
| 1984 | Boca Raton | Hard | R32 | Sammy Giammalva Jr. | 6-1 6-3 |
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.