Asin studied at the Naval Public School and St Theresa’s Higher Secondary School. She wrapped up her education with a degree in English Literature from St Theresa’s College.
She assisted her father in his business that was diverse ranging from software to exports. She also modeled and has appeared in ads for Colgate Toothpaste and Fairever Cream.
Asin faced the cameras when she was fifteen in the Malayalam movie Narendran Makan Jayakanthan Vaka (2001). Her 2003 Telugu movies Amma Nanna O Tamila Ammay and Shivamani won her the Filmfare Best Telugu Actress Award and the Santosham Best Actress Award respectively.