Maria Eutokia Toaputeitou (French: Marie Eudoxie; died 27 August 1869) was Queen consort of the island of Mangareva, and other Gambier Islands including Akamaru, Aukena, Taravai and Temoe. She served as regent for her son in his minority and for a short period afterward in the interregnum period when the royal succession of Mangareva was in doubt.