Mehmet Kemal Ağar (born on 30 October 1951) is a Turkish former police chief, politician, government minister and leader of the Democratic Party.

Mehmet Ağar was born on October 30, 1951, at the state president's official residence Çankaya Köşkü in Ankara, where his father was serving as security.

He studied finance in the School of Political Science at the University of Ankara on scholarship from the Turkish General Directorate of Security.

[citation needed] At the same time, he became chief of the Counter-Guerrilla, a clandestine stay-behind anti-communist initiative backed by NATO and the United States.

Under his leadership the Police Special Forces (Özel Harekat Dairesi) within the General Directorate of Security was run by İbrahim Şahin; Ağar supported its co-operation with the Gendarmerie against the Kurdistan Workers' Party PKK in rural areas.

[citation needed] Ağar entered politics as deputy of Elazığ from the True Path Party (DYP) following the general elections 1995.

For that occasion, DYP renamed itself (based on the previous party of the same name), and it was planned that ANAP would join the newly founded DP.

He escaped justice at the time due to his parliamentary immunity, however, he was retried starting on February 9, 2009, at the Ankara 11th High Criminal Court.