Head to head
1
Hard
1
1
Clay
0
Mariano Zabaleta's wins on the left · Gustavo Kuerten's on the right · bar lengths share one scale
All meetings (3)
| 2003 | Cincinnati Masters | Hard | R64 | Mariano Zabaleta | 6-4 6-0 |
| 2003 | Acapulco | Clay | SF | Mariano Zabaleta | 7-6(4) 6-7(3) 7-5 |
| 2003 | Auckland | Hard | SF | Gustavo Kuerten | 6-3 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.