Chanda Rubin defeated Naoko Sawamatsu 7-5 2-6 7-5 in the Indian Wells round of 32 on hard. The upset overturned the form book — Naoko Sawamatsu came in leading the head-to-head 1–0. Chanda Rubin claimed a first win over Naoko Sawamatsu in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-11 | Canadian Open | R64 | hard | Naoko Sawamatsu | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.