Mark Nielsen defeated Luka Gregorc 2-6 6-4 6-3 in the Korea Rep F2 round of 16 on hard. The upset overturned the form book — Luka Gregorc came in leading the head-to-head 1–0. Mark Nielsen claimed a first win over Luka Gregorc in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-03-03 | New Zealand F2 | R32 | hard | Luka Gregorc | 6-4 6-7(5) 6-2 |
Averages over each player's completed matches in the selected window (2 vs 13). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About