Head to head
2
Hard
1
2
Clay
0
0
Grass
1
Jarkko Nieminen's wins on the left · Igor Sijsling's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2014 | Madrid Masters | Clay | R32 | Jarkko Nieminen | 6-3 6-2 |
| 2013 | Bangkok | Hard | R32 | Igor Sijsling | 6-3 7-6(2) |
| 2013 | Dusseldorf | Clay | SF | Jarkko Nieminen | 7-5 4-6 6-3 |
| 2013 | Indian Wells Masters | Hard | R128 | Jarkko Nieminen | 4-6 6-3 6-3 |
| 2012 | 's-Hertogenbosch | Grass | R32 | Igor Sijsling | 6-2 6-4 |
| 2012 | Rotterdam | Hard | R32 | Jarkko Nieminen | 6-1 6-7(7) 7-5 |
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.