Head to head
Rivalry summary
Martin Vassallo Arguello and Nicolas Massu met 2 times on the ATP tour between 2008 and 2009. 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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Martin Vassallo Arguello's wins on the left · Nicolas Massu's on the right · bar lengths share one scale
All meetings (2)
| 2009 | Costa do Sauipe | Clay | R32 | Martin Vassallo Arguello | 7-6(4) 2-6 6-4 |
| 2008 | Acapulco | Clay | R32 | Nicolas Massu | 6-3 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.