Prajin Juntong (Thai: ประจิน จั่นตอง; born 7 March 1954) is the Minister of Justice, serving until 8 May 2019, and the deputy chairman of the National Council for Peace and Order (NCPO).

From 2012 to 2014 he was the Commander in Chief of the Royal Thai Air Force (RTAF).

[3] Prajin was appointed Minister of Transport in the government of Prayut Chan-ocha and served as deputy chairman of the National Council for Peace and Order until August 2015, was adapted to assume the position of Deputy Prime Minister responsible for the Ministry of Education, Ministry of Energy, Ministry of Information and Communication Technology and the Office of the National Research Council.

[4] At the cabinet meeting on 13 September 2016, it was resolved to appoint Prajin as Deputy Prime Minister to oversee the Ministry of Information and Communication Technology to take charge of the position, replacing Uttama Savanayana, who had resigned from the position on 12 September 2016.

[5] On 1 May 2018, he was appointed the chairman of the Committee on the Management of Rehabilitation of Children and Youth.