Indian wildcard Maaya Rajeshwaran Revathi defeated Poland's Weronika Falkowska 6-4, 6-3 to reach the quarter-finals of the WTA 250 Chennai Open on Wednesday.
The 17-year-old became the first Indian female singles player since Sania Mirza to advance to a WTA 250 level quarter-final.
Maaya will face American player Robin Montgomery next for a place in the tournament semi-finals.