Tommi Lenho defeated Timo Nieminen 2-6 6-2 6-4 in the Finland F2 round of 16 on clay. The upset overturned the form book — Timo Nieminen came in leading the head-to-head 3–2, but Tommi Lenho had been the form player, winning 6 of their last 8 on clay. Tommi Lenho narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-06-13 | Finland F1 | SF | clay | Tommi Lenho | 7-5 6-0 |
| 2003-05-05 | Portugal 1 3 | QF | clay | Timo Nieminen | 6-1 6-1 |
| 2003-05-05 | Portugal 1 4 | R16 | clay | Timo Nieminen | 6-4 6-4 |
| 2002-01-07 | Germany 1 3 | R32 | hard | Timo Nieminen | 7-6(4) 3-6 6-4 |
| 2001-10-29 | Portugal 4 1 | R16 | clay | Tommi Lenho | 6-3 6-3 |