Elmo L. Walker was born June 18, 1919 in Poplarville, Mississippi to Ursin Walker, Jr. and Anne Stuart. He married Myrna Wynema Cochran on October 3, 1941 in Columbia, Mississippi; the marriage was later solemnized in the Mesa Arizona Temple on December 9,1941. They had three children.
Elmo served in the Army in North Africa, Italy and France during WWII. He also was called to duty during the Korean War. He graduated with a Masters degree in vocational counseling from the University of Southern Mississippi before enrolling in medical school. He graduated from Southwestern Medical School of the University of Texas in 1956. He established a family medicine practice in Clinton, Mississippi and practiced in the Greater Jackson area until 1996 when he and Wynema moved back to Columbia. He was an active member of the Church of Jesus Christ of Latter-day Saints and served in many capacities within the church. He was active in church choirs and local operas, and for a time he was a member of the Mormon Tabernacle Choir. He also wrote beautiful poems and left a legacy of poems for his family.