Asin Thottumkal (born 26 October 1985), known mononymously as Asin, is an Indian film actress, model and stage performer who acts primarily in Bollywood and Kollywood.
Making her acting debut in Sathyan Anthikkad's Malayalam film Narendra Makan Jayakanthan Vaka (2001), Asin had her first commercial success with the Telugu film Amma Nanna O Tamila Ammayi in 2003, and won a Filmfare Best Telugu Actress Award for the film. Its remake M. Kumaran son of Mahalakshmi (2004) was her debut in Tamil and it was a huge success and she was nominated for Filmfare Best Tamil Actress Award
She received her second South Filmfare Award for Best Actress for her critically acclaimed performance in her second Blockbuster Tamil film, Ghajini (2005). She played the lead female roles in blockbusters such as the action comedy Varalaru (2006), the action thriller Pokkiri (2007) and the big budget production Dasavathaaram  which established her as a Superstar in South. In late 2008, Asin made her début in Bollywood, with Ghajini, the remake of its Tamil namesake, subsequently winning the Filmfare Best Female Debut Award also starred in another blockbuster movie Ready (2011) opposite Salman Khan which marked her as one of the top Bollywood actress. She is the second actress after Sridevi who made it big in Telugu, Tamil, and Hindi film Industry.