Leonard Wayne Johnson, 57, a retired official of the Department of Transportation who earlier in his career had worked for the Defense Department and the Civil Service Commission, died at Crozier Medical Center in Chester, Pa., on Dec. 24 of a cerebral aneurysm.

Mr. Johnson, who was born in Hastings, Neb., moved to Washington in 1940. His first job was as a clerk-typist in the Office of the Secretary of War. After World War II service in the Army, he returned to the old War Department and became a management analyst in the Defense Department when it was formed in 1947. In 1962, he transferred to the Civil Service Commission.

He began his career with Transportation when that department was formed in the mid-1960s. Mr. Johnson was assigned to the Washington headquarters until the early 1970s. He then transferred to San Francisco as the secretary's representative on the West Coast. In 1975, he was transferred to the Philadelphia office, where he performed similar functions. He retired in 1976 for reasons of health.

Mr. Johnson lived in Vienna during his years in this area. He was a member of the Elks Club in Fairfax, Our Lady of Good Counsel Catholic Church in Vienna and the Knights of Columbus, in which he was a Grand Knight. He lived in Media, Pa., at the time of his death.

Survivors include his wife, Yolande, of Media; four sons, Rollin D., an Air Force sergeant stationed in Lebanon, Ill., Air Force Capt. Gordon W., who is stationed in the Philippines, Paul, of Sacramento, Calif., and Brian C., of Media; one daughter, Marie Shotwell, of Martinez, Calif., and three grandchildren.