Esteban José Martínez Fernández y Martínez de la Sierra
Spanish navigator and explorer / From Wikipedia, the free encyclopedia
Esteban José Martínez Fernández y Martínez de la Sierra, or simply José Esteban Martínez (1742–1798) was a Spanish naval officer, navigator and explorer, native of Seville. He was a key figure in the Spanish exploration of the Pacific Northwest and the Nootka Crisis.