Head to head
Rivalry summary
Daniel Vacek and Nicolas Pereira met 2 times on the ATP tour between 1995 and 1996. Their head-to-head is level at 1–1. By surface, they are level 1–1 on hard.
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Hard
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Daniel Vacek's wins on the left · Nicolas Pereira's on the right · bar lengths share one scale
All meetings (2)
| 1996 | Washington | Hard | R64 | Nicolas Pereira | 6-3 6-3 |
| 1995 | US Open | Hard | R32 | Daniel Vacek | 4-6 7-6(5) 6-2 7-6(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.