Sebastian Swierk defeated Jaymon Crabb 6-2 6-2 in the Australia 1 Masters 4 qualifying round on hard. The upset overturned the form book — Jaymon Crabb came in leading the head-to-head 3–0. Sebastian Swierk claimed a first win over Jaymon Crabb in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-02 | Australia 3 Masters 1 | R32 | hard | Jaymon Crabb | 6-4 7-5 |
| 1999-09-19 | Australia 3 Masters 3 | R16 | hard | Jaymon Crabb | 3-6 6-4 6-1 |
| 1999-02-28 | Australia 1 Masters 3 | R32 | clay | Jaymon Crabb | 6-3 3-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.