Lavinia Tananta defeated Sandy Gumulya 2-6 6-2 6-2 in the New Delhi 6 10K qualifying round on hard. The upset overturned the form book — Sandy Gumulya came in leading the head-to-head 3–1. Lavinia Tananta narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-24 | Nonthaburi 10K | SF | hard | Lavinia Tananta | 6-3 6-1 |
| 2007-10-22 | Traralgon 25K | R16 | hard | Sandy Gumulya | 7-5 6-2 |
| 2006-11-06 | Jakarta 25K | R32 | hard | Sandy Gumulya | 6-2 6-1 |
| 2003-09-29 | Jakarta 10K | R32 | hard | Sandy Gumulya | 6-0 6-3 |
Averages over each player's completed matches in the selected window (6 vs 2). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About