Sonnal Thaan Kaadhala is a 2001 Indian Tamil-language romantic drama film written, directed and produced by T. Rajendar.
The film features T. Rajendar in the lead role alongside Murali, Roja, Karan, Livingston, Swathi, and Vadivelu. Silambarasan makes a special appearance in two songs.
T. R. investigates a case involving Roja, a lead female singer who works in a finance firm with a large family. Murali, her office colleague, confesses his love for her, but she has no time for him. T. R.'s sister Saro is married to a corrupt cop named Inbaraj.
The film was released on May 25, 2001.
