Serena Williams defeated Meghann Shaughnessy 6-2 6-2 in the Australian Open quarter-final on hard. The upset overturned the form book — Meghann Shaughnessy came in defending last year's round of 32, but Serena Williams had been the form player, winning 3 of their last 6 on hard. Serena Williams extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-08-07 | Los Angeles | QF | hard | Serena Williams | 6-7(4) 6-1 6-4 |
| 2002-01-06 | Sydney | SF | hard | Meghann Shaughnessy | 5-4 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (199 vs 94). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About