Hayden Gibson defeated Sebastian Swierk 6-4 6-1 in the USA 2 Masters 3 round of 32 on hard. The upset overturned the form book — Sebastian Swierk came in leading the head-to-head 2–0. Hayden Gibson claimed a first win over Sebastian Swierk in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-02-21 | Australia 1 Masters 2 | R32 | hard | Sebastian Swierk | 7-6(3) 6-2 |
| 1998-11-04 | Australia F2 | R32 | clay | Sebastian Swierk | 7-6 6-3 |