Charles Gresham Marmion Jr. (August 19, 1905 - December 7, 2000) was fifth bishop of the Episcopal Diocese of Kentucky, serving from 1954 to 1974.

His younger brother, William H. Marmion, was also a prelate of the Episcopal Church who served as Bishop of Southwestern Virginia.

[2] Marmion was ordained deacon in July 1933 and priest in June 1934 by Bishop Clinton S. Quin of Texas.

[8] His younger brother was elected Bishop of Southwestern Virginia that November.

He also oversaw the establishment of a fund to assist with construction projects, including All Saints' Episcopal Center.