Head to head
Rivalry summary
Ruben Ramirez Hidalgo and Mariano Zabaleta met 2 times on the ATP tour between 2004 and 2004. Their head-to-head is level at 1–1. By surface, they are level 1–1 on clay.
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Clay
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Ruben Ramirez Hidalgo's wins on the left · Mariano Zabaleta's on the right · bar lengths share one scale
All meetings (2)
| 2004 | Acapulco | Clay | R16 | Ruben Ramirez Hidalgo | 7-5 6-3 |
| 2004 | Vina del Mar | Clay | R16 | Mariano Zabaleta | 6-3 4-6 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.