Head to head
1
Hard
1
2
Clay
0
0
Grass
1
Kristof Vliegen's wins on the left · Jarkko Nieminen's on the right · bar lengths share one scale
All meetings (5)
| 2010 | Metz | Hard | R16 | Jarkko Nieminen | 6-4 6-1 |
| 2007 | Halle | Grass | R32 | Jarkko Nieminen | 6-3 6-1 |
| 2007 | Rotterdam | Hard | R32 | Kristof Vliegen | 6-1 6-4 |
| 2006 | Munich | Clay | SF | Kristof Vliegen | 6-1 6-2 |
| 2006 | Monte Carlo Masters | Clay | R64 | Kristof Vliegen | 1-6 6-4 7-6(5) |
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.