Ajith was born on 1 May 1971, in Hyderabad, India. His mother Mohini is from Kolkata, West Bengal. Ajith created the non-profit organisation "Mohini-Mani Foundation", named after his parents, in order to promote self-hygiene and civic consciousness and to help ease the problems of urban sprawl. Ajith was the middle son out of three brothers, the others being Anoop Kumar, a stockbroker in New York, and Anil Kumar, an IIT Madras graduate working in Seattle. Ajith also had younger twin sisters, both of whom died young.
In 1999, during the shoot of Saran's Amarkalam, Ajith began to date his co-star Shalini. At that time, their involvement made him a regular subject of tabloid gossip, a role to which he was accustomed following his previous relationship. He proposed to Shalini in June 1999, and following consultations with her family, she agreed. They were married in April 2000 in Chennai. On 3 January 2008, their daughter, Anoushka, was born in Chennai.
On 2 March 2015, their second child, a son Aadvik was born. Through his marriage to actress Shalini, he became brother-in-law to actor Richard Rishi, and actress Shamili, who appeared as his sister-in-law in Rajiv Menon's Kandukondain Kandukondain.
Ajith Kumar is an Indian film actor best known by his mononym Ajith or the name his fans gave him Thala and Ultimate Star known for his work in Tamil cinema. In addition to his acting, Ajith Kumar in a sabbatical, participated in the 2004 British Formula 3 season as a Formula Two racing driver and was ranked the third best motor car driver in India at his peak.
