1955 - 1983 By NogyJ0D Period: Sep 23, 1955 to Nov 13, 1955 Eduardo Lonardi Period: Nov 13, 1955 to May 1, 1958 Pedro E. Aramburu Period: 1958 to 1962 Arturo Frondizi Period: 1962 to 1963 José M. Guido Period: 1963 to 1966 Arturo U. Illia Period: 1966 to 1970 Juan C. Onganía Period: 1970 to 1971 Roberto M. Levingston Period: 1971 to 1973 Alejandro A. Lanusse Period: May 25, 1973 to Jul 13, 1973 Héctor J. Cámpora Period: Jul 13, 1973 to Oct 11, 1973 Raúl A. Lastiri Period: Nov 12, 1973 to Jul 1, 1974 Juan D. Perón Period: Jul 1, 1974 to Mar 24, 1976 María E. M. de Perón Period: 1976 to 1981 Jorge R. Videla Period: Mar 29, 1981 to Dec 11, 1981 Roberto E. Viola Period: Dec 22, 1981 to Jun 18, 1982 Leopoldo F. Galtieri Period: Jul 1, 1982 to Dec 10, 1983 Reynaldo B. A. Bignone