Sundra LaRue Martin Parker (1935–2011) was the former Chairperson of the Caddo Nation of Oklahoma. She served as chairperson as early as 2000, and was re-elected over opposition candidate, Christine Smith Noah, in the July 9, 2005 election. In 2009, Park was succeeded in the position by Brenda Shemayme Edwards. Parker was born on 21 July 1935. Her parents were Michael and Wynema Southerland Martin. Her father, Michael Martin, or Silver Moon, of Verden, Oklahoma was a prolific painter with several pieces in the Caddo Heritage Museum's permanent collection.