Diana Mariam Kurian (born 18 November 1984), best known by her stage name Nayantara (Malayalam: …??…??…??…æƒ? …??…??…?ø), is an Indian film actress. She made her acting debut in 2003 in the Malayalam film Manassinakkare. She debuted in Tamil cinema with Ayya (2004) and in Telugu cinema with Lakshmi (2005), following which she starred alongside popular lead actors. Following several commercial successes such as Chandramukhi (2005), Ghajini (2005) and Billa (2007), she had established herself as one of the leading actresses in Tamil cinema.