Domenic Marafiote defeated Joseph Sirianni 7-5 6-3 in the Australia 2 3 final on hard. The upset overturned the form book — Joseph Sirianni came in leading the head-to-head 2–0. Domenic Marafiote claimed a first win over Joseph Sirianni in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-02-21 | Australia 1 Masters 3 | R32 | hard | Joseph Sirianni | 6-4 7-6(3) |
| 1999-10-25 | Australia F1 | R32 | clay | Joseph Sirianni | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.