Choudhary Ajit Singh (Hindi: चौधरी अजित सिंह) is an Indian politician. He is the founder and chief of the Rashtriya Lok Dal, a political party well recognized in state of Uttar Pradesh. He was born on 12 February 1939 at village Bhadola in Meerut, Uttar Pradesh. He is the son of former Prime Minister of India late Choudhary Charan Singh.
Ajit Singh was first elected to Rajya Sabha in 1986. He served as President of Lok Dal (A) and Janata Party during 1987 and 1988, respectively. In 1989, he served as General Secretary of Janata Dal.
Ajit Singh again was elected to parliament from Baghpat, in 1996. He lost from his constituency in 1998. He founded Rashtriya Lok Dal, and was re-elected to parliament from Baghpat in 1999, 2004 and 2009. He lost to Satyapal Singh of Bhartiya Janata Party with a big margin in recent 2014 general elections.
After his party joined the ruling United Progressive Alliance in 2011, he was Minister of Civil Aviation from 18 December 2011 to 25 May 2014. In his tenure The Govt of India allowed 49% foreign investments in Civil Aviation
He is married to Smt. Radhika Singh and has one son and two daughters. His son Jayant Choudhary, was a member of 15th Lok Sabha from Mathura, Uttar Pradesh. He was educated in Col. Brown Cambridge School in Dehra Dun(1956). He is a B.Sc., B. Tech. and M.S. from Lucknow University, IIT Kharagpur and Illinois Institute of Technology. He is a computer scientist by profession.