Kristof Vliegen defeated Jarkko Nieminen 6-1 6-4 in the Rotterdam round of 32 on hard. The upset overturned the form book — Jarkko Nieminen came in defending last year's semi-final, but Kristof Vliegen had been the form player, winning 2 of their last 6 on hard. Kristof Vliegen extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Metz | R16 | hard | Jarkko Nieminen | 6-4 6-1 |
| 2007-06-11 | Halle | R32 | grass | Jarkko Nieminen | 6-3 6-1 |
| 2006-05-01 | Munich | SF | clay | Kristof Vliegen | 6-1 6-2 |
| 2006-04-17 | Monte Carlo Masters | R64 | clay | Kristof Vliegen | 1-6 6-4 7-6(5) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (91 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About