Dawid Olejniczak defeated Timo Nieminen 6-2 6-3 in the Mexico F12 semi-final on hard. Dawid Olejniczak extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-06-13 | Finland F1 | QF | clay | Timo Nieminen | 6-7(5) 6-3 6-4 |
| 2002-05-20 | Poland F2 | R32 | clay | Dawid Olejniczak | 1-6 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.