Head to head
2
Hard
2
Nicolas Kiefer's wins on the left · Francisco Clavet's on the right · bar lengths share one scale
All meetings (4)
| 1999 | Miami Masters | Hard | QF | Francisco Clavet | 7-5 6-3 |
| 1999 | Dubai | Hard | QF | Nicolas Kiefer | 7-6(7) 6-7(6) 6-2 |
| 1998 | US Open | Hard | R64 | Nicolas Kiefer | 6-4 7-6(3) 6-1 |
| 1997 | Miami Masters | Hard | R64 | Francisco Clavet | 6-2 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.