Josh Tuckfield defeated Joseph Sirianni 6-4 6-4 in the Australia 1 Masters 4 qualifying round on hard. The upset overturned the form book — Joseph Sirianni came in leading the head-to-head 4–0. Josh Tuckfield claimed a first win over Joseph Sirianni in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-02 | Australia 3 Masters 1 | SF | hard | Joseph Sirianni | 6-7(1) 6-1 6-4 |
| 1998-11-04 | Australia F2 | R32 | clay | Joseph Sirianni | 6-4 6-3 |
| 1998-09-19 | Australia 3 Masters 2 | QF | hard | Joseph Sirianni | 6-2 7-5 |
| 1998-09-19 | Australia 3 Masters 4 | R16 | hard | Joseph Sirianni | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.