Head to head
Rivalry summary
Marcos Ondruska and Gabriel Markus met 1 times on the ATP tour between 1993 and 1993. Marcos Ondruska leads the head-to-head 1–0 against Gabriel Markus.
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Clay
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Marcos Ondruska's wins on the left · Gabriel Markus's on the right · bar lengths share one scale
All meetings (1)
| 1993 | Monte Carlo Masters | Clay | R64 | Marcos Ondruska | 7-6(5) 6-4 |
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.