Head to head
5
Hard
2
1
Clay
0
1
Grass
1
Fabrice Santoro's wins on the left · Nicolas Kiefer's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (10)
| 2009 | Wimbledon | Grass | R128 | Fabrice Santoro | 6-4 6-2 6-2 |
| 2009 | Miami Masters | Hard | R64 | Nicolas Kiefer | 5-7 7-6(5) 6-2 |
| 2007 | Wimbledon | Grass | R64 | Nicolas Kiefer | 6-4 6-3 6-4 |
| 2006 | Miami Masters | Hard | R64 | Nicolas Kiefer | 7-6(4) 2-6 6-4 |
| 2002 | Indian Wells Masters | Hard | R32 | Fabrice Santoro | 7-6(1) 6-1 |
| 2001 | Canada Masters | Hard | R32 | Fabrice Santoro | 4-6 6-4 6-3 |
| 2001 | Hamburg Masters | Clay | R16 | Fabrice Santoro | 6-3 6-3 |
| 2000 | Indian Wells Masters | Hard | R64 | Fabrice Santoro | 6-1 6-4 |
| 2000 | Doha | Hard | SF | Fabrice Santoro | 7-5 6-4 |
| 1999 | Australian Open | Hard | R32 | Fabrice Santoro | 7-6(7) 6-1 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.