|Date of Birth
||9 January 1983
|Place of Birth
Koechlin later decided to move to Mumbai to try her luck in Hindi cinema. She was doing modeling assignments for television commercials before being shortlisted for the role of Chandramukhi (Chanda) in Dev.D. Koechlin can speak Tamil, English and French while she had to learn Hindi to prepare for her role in Dev.D. About her role Koechlin said "My character is much younger and there's much more to it than just being a prostitute. When she is not entertaining customers, she dresses up like any other girl in jeans and stuff and leads a normal life. My role in the film has a controversial streak to it, but I still don't know what would have been an ideal role to debut with. I've got the chance to work with a good director in Dev D and I feel I'm lucky enough." Koechlin was apprehensive about how people will judge her after seeing her in the role.
Upon release, her portrayal of the modern Chandramukhi, who goes from an innocent schoolgirl (Leni) to a vivacious prostitute (Chanda) was critically acclaimed saying "Kalki shows sparks in the scenes.Hindustan Times said, "Enter Chanda, the multilingual call girl who can seduce in Hindi, Tamil, English and French. With her bee-stung lips, unusual face and refreshing lack of acting guile, Kalki Koechlin imbues the part with a touching fragility.For her work in Dev D, she was awarded the Filmfare Award for Best Supporting Actress in 2010.
Koechlin paired with Imran Khan, nephew of Aamir Khan, for a Coca Cola advertisement.The advert was voted the best of the IPL by the TOI Advertisement awards. She will be seen next in Kashyap's That Girl in Yellow Boots and in Ram Gopal Varma's Happy Journey,as well as in Zoya Akhtar's film Zindagi Milegi Na Dobara alongside Abhay Deol, Hrithik Roshan and Katrina Kaif. Kalki also helped her husband Anurag Kashyap to write a 2011 film That Girl in Yellow Boots.