Sandy Gumulya defeated Liza Andriyani 6-3 6-0 in the Jakarta 5 10K round of 32 on hard. The upset overturned the form book — Liza Andriyani came in leading the head-to-head 2–0, but Sandy Gumulya had been the form player, winning 7 of their last 10 on hard. Sandy Gumulya claimed a first win over Liza Andriyani in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-03 | Jakarta 2 10K | F | hard | Liza Andriyani | 6-3 6-2 |
| 2003-10-06 | Jakarta 10K | QF | hard | Liza Andriyani | 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.