Marissa Irvin defeated Corina Morariu 2-6 7-5 6-3 in the Australian Open round of 128 on hard. The upset overturned the form book — Corina Morariu came in leading the head-to-head 1–0, defending last year's round of 128. Marissa Irvin claimed a first win over Corina Morariu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-11-01 | Quebec City | R32 | hard | Corina Morariu | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.