Gisela Dulko defeated Tian Tian Sun 6-2 6-2 in the Australian Open round of 128 on hard. The result followed the form book — Gisela Dulko came in leading the head-to-head 2–0, defending last year's round of 64. Gisela Dulko extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-08-06 | Los Angeles | R64 | hard | Gisela Dulko | 7-5 6-4 |
| 2007-02-05 | Pattaya | R32 | hard | Gisela Dulko | 6-4 6-1 |
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 (186 vs 17). ATP, WTA & Challenger.