Sebastian Swierk defeated Efe Ustundag 7-6 6-4 in the Australia 2 3 round of 32 on hard. The result followed the form book — Sebastian Swierk came in leading the head-to-head 1–0. Sebastian Swierk extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-07-10 | Turkey F3 | R16 | hard | Sebastian Swierk | 7-6(3) 6-7(5) 6-3 |