Ai Sugiyama defeated Meghann Shaughnessy 6-2 5-7 6-2 in the Philadelphia quarter-final on carpet. The result followed the form book — Ai Sugiyama came in leading the head-to-head 2–1. Ai Sugiyama extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-01 | San Diego | R64 | hard | Ai Sugiyama | 3-0 RET |
| 2004-03-01 | Doha | R16 | hard | Meghann Shaughnessy | 6-3 6-2 |
| 2003-05-26 | Roland Garros | R32 | clay | Ai Sugiyama | 6-1 6-4 |
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 (172 vs 94). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About