Jessie Moore was the first woman elected to clerk for the Oklahoma Supreme Court and Criminal Court of Appeals. She was born in Panola County, Chickasaw Nation, now present-day Bryan County, to William Colville Randolph and Sarah Ann Tyson Randolph. She attended school at the Randolph ranch in present-day Maysville, Oklahoma, St. Francis Xavier Academy in Denison, Texas and Kidd-Key College in Sherman, Texas.

Moore was a teacher at the Pierce Institute in 1884. She married U.S. Marshal Elisha Mac Moore in 1889, and they had four children – Thomas R. Moore, Eula Catherine Moore, Sarah Moore and Carrie Imogene Moore Rockwood. Following her husband’s death, Moore returned to Oklahoma. In 1914, she became deputy clerk of the Oklahoma Supreme Court and Criminal Court of Appeals. From 1924-1925, she served as assistant state commissioner of charities and corrections. Moore was elected Oklahoma Supreme Court Clerk in 1926. She was the second woman in Oklahoma history elected to a state office.

In 1927, Moore was the ex officio secretary of the bar commission. She managed complaints against lawyers, oversaw disbarments and supervised the admission of attorneys to practice law in Oklahoma. She served as a democratic presidential elector in 1940 and 1944 and was instrumental in the election of Franklin D. Roosevelt. Moore served as director of the Bureau of Maternity and Infancy of the state health department and leader of the first Women’s Division of the Federal Emergency Relief Administration (FERA) in Oklahoma County. Her FERA policies were a blueprint for other emergency relief organizations. She was also a charter member of the Whitebead Presbyterian Church, president of the Alternate Saturday Club and active in the Eastern Star.

She was a member of the Chickasaw Tribal Council under Governor Douglas H. Johnston and Governor Floyd E. Maytubby. For 37 years, she served on the board of directors for the Oklahoma Historical Society and was treasurer for 35 years. Moore was inducted into the Oklahoma Hall of Fame by the Oklahoma Memorial Association in 1937.