José Joaquín de Olmedo y Maruri (20 March 1780 – 19 February 1847) was President of Ecuador from 6 March 1845 to 8 December 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.