Head to head
Rivalry summary
Gabriel Markus and Horacio de la Pena met 2 times on the ATP tour between 1992 and 1993. Their head-to-head is level at 1–1. By surface, they are level 1–1 on clay.
1
Clay
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Gabriel Markus's wins on the left · Horacio de la Pena's on the right · bar lengths share one scale
All meetings (2)
| 1993 | Hamburg Masters | Clay | R64 | Horacio de la Pena | 6-4 RET |
| 1992 | Maceio | Clay | R32 | Gabriel Markus | 6-4 7-5 |
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.