P.S. Keerthana (born Chennai, India) is an actress. She debuted in the critically acclaimed film Kannathil Muthamittal (2002), directed by Mani Ratnam, playing the young girl Amudha, on a mission to meet her biological mother in war-torn Sri Lanka. Her performance in the film won her universal praise and in 2003, she won the National Film Award for Best Child Artist. Keerthana is the daughter of the actors Parthiban and Seetha.
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