Head to head
0
Hard
10
0
Clay
3
0
Grass
1
0
Carpet
1
Jarkko Nieminen's wins on the left · Roger Federer's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (15)
| 2015 | Istanbul | Clay | R16 | Roger Federer | 6-2 7-5 |
| 2013 | Brisbane | Hard | R16 | Roger Federer | 6-4 6-2 |
| 2012 | Rotterdam | Hard | QF | Roger Federer | 7-5 7-6(2) |
| 2011 | Basel | Hard | R16 | Roger Federer | 6-1 4-6 6-3 |
| 2010 | Halle | Grass | R32 | Roger Federer | 6-4 6-4 |
| 2008 | Basel | Hard | R16 | Roger Federer | 7-6(6) 7-6(1) |
| 2008 | Hamburg Masters | Clay | R32 | Roger Federer | 6-1 6-3 |
| 2007 | Basel | Hard | F | Roger Federer | 6-3 6-4 |
| 2005 | Bangkok | Hard | SF | Roger Federer | 6-3 6-4 |
| 2005 | Australian Open | Hard | R32 | Roger Federer | 6-3 5-2 RET |
| 2004 | Dubai | Hard | SF | Roger Federer | 7-6(7) 6-2 |
| 2003 | Vienna | Hard | QF | Roger Federer | 6-3 6-3 |
| 2003 | Munich | Clay | F | Roger Federer | 6-1 6-4 |
| 2003 | Marseille | Hard | R16 | Roger Federer | 6-3 6-3 |
| 2002 | Moscow | Carpet | R16 | Roger Federer | 6-1 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.