José Joaquín de Olmedo y Maruri (March 20, 1780 – February 19, 1847) was President of Ecuador from March 6, 1845 to December 8, 1845. A patriot and poet, he was the son of the Spanish Captain Don Miguel de Olmedo y Troyano and the Guayaquilean Ana Francisca de Maruri y Salavarría.