Nayantara (born 18 November 1985 as Diana Mariam Kurian) is an Indian film actress who mainly appears in Tamil films along with Telugu, Malayalam and Kannada films. During her career she has won one Filmfare Award among seven nominations in three different languages. She made her acting debut in the 2003 Malayalam film Manassinakkare and followed with the successful Vismayathumbathu (2004) before foraying into Tamil and Telugu cinema.
She debuted in Tamil Cinema with Ayya (2005), and went on to appear in the commercially successful Ghajini (2005), while Chandramukhi (2005), in particular, became one the most successful Tamil films turning Nayantara into one of the most sought after actresses in Tamil Cinema. She debuted in Telugu Cinema with Lakshmi (2006) and featured in the successful venture Tulasi (2007). She received widespread acclaim for her roles in the films Billa (2007) and Yaaradi Nee Mohini (2008) establishing herself as one of the leading contemporary actresses in Tamil cinema.
In 2010, Nayantara starred in five superhit films in the four Southern Languages including the Bodyguard in Malayalam, Adhurs and Simha in Telugu, Boss Engira Bhaskaran in Tamil and Super in Kannada, with the later three garnering her nominations at the Filmfare Awards in the respective languages. She also went on the star in the critically acclaimed and commercially successful Sri Rama Rajyam (2011) for which she received the Filmfare Award for Best Telugu Actress. Thus, she has established herself as one of the leading actresses in South Indian Cinema. (Source : Wikipedia)