Paul Hanley defeated Sebastian Swierk 6-2 6-1 in the USA F12 round of 64 on hard. The upset overturned the form book — Sebastian Swierk came in leading the head-to-head 2–0. Paul Hanley claimed a first win over Sebastian Swierk in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-11-22 | Australia F4 | QF | grass | Sebastian Swierk | 7-6 1-6 6-2 |
| 1998-03-01 | Australia 1 Masters 1 | QF | hard | Sebastian Swierk | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.