Head to head
1
Hard
0
Kenneth Carlsen's wins on the left · Nicolas Kiefer's on the right · bar lengths share one scale
All meetings (2)
| 2006 | Las Vegas | Hard | R16 | Kenneth Carlsen | W/O |
| 2002 | Tashkent | Hard | R32 | Kenneth Carlsen | 5-2 RET |
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.