Head to head
0
Hard
1
1
Clay
1
Gaston Gaudio's wins on the left · Nicolas Kiefer's on the right · bar lengths share one scale
All meetings (3)
| 2006 | World Team Championship | Clay | RR | Nicolas Kiefer | 6-2 6-3 |
| 2005 | Monte Carlo Masters | Clay | R32 | Gaston Gaudio | 7-5 5-2 RET |
| 2005 | Indian Wells Masters | Hard | R32 | Nicolas Kiefer | 6-3 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.