Frederik Nielsen defeated Peter Luczak 6-2 7-5 in the Australian Open q64 on hard. The upset overturned the form book — Peter Luczak came in defending last year's round of 128. Frederik Nielsen extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-13 | Wimbledon | Q128 | grass | Frederik Nielsen | 7-6(8) 6-3 |
| 2006-10-07 | Stockholm | Q32 | hard | Peter Luczak | 4-6 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About