Head to head
1
Clay
1
Nicolas Kiefer's wins on the left · Simon Greul's on the right · bar lengths share one scale
All meetings (2)
| 2010 | Munich | Clay | R32 | Simon Greul | 7-5 6-2 |
| 2009 | Stuttgart | Clay | R16 | Nicolas Kiefer | 6-3 6-4 |
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.