Damian Furmanski defeated Helge Koll 6-2 6-2 in the USA F9 qualifying round on hard. The upset overturned the form book — Helge Koll came in leading the head-to-head 1–0. Damian Furmanski claimed a first win over Helge Koll in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-17 | USA F10 | R32 | hard | Helge Koll | 4-6 7-6(3) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.