Montinee Tangphong defeated Rushmi Chakravarthi 6-1 6-2 in the New Delhi 10K qualifying round on hard. The upset overturned the form book — Rushmi Chakravarthi came in leading the head-to-head 3–1. Montinee Tangphong narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-11 | Tanjung Selor 25K | R32 | hard | Montinee Tangphong | 6-4 6-7(6) 6-0 |
| 2006-10-16 | Lagos 25K | R16 | hard | Rushmi Chakravarthi | 6-4 7-5 |
| 2004-08-30 | New Delhi 10K | SF | hard | Rushmi Chakravarthi | 6-1 1-0 |
| 2003-09-29 | Jakarta 10K | R16 | hard | Rushmi Chakravarthi | 6-1 2-6 6-4 |