Mustafa Rüştü Erdelhun (1894 – 9 November 1983) was a Turkish general who served as the 10th chief of the Turkish General Staff in the Turkish Armed Forces from 23 August 1958 to 27 May 1960, and the 9th commander of the Turkish Land Forces from 1 August 1958 to 21 August 1958. He also served as commander of the 18th Corps and the Second Army. He was promoted to the rank of brigadier general in 1945, major general in 1947, lieutenant general in 1952, and general in 1956.