page_title: Esteban José Martínez Fernández y Martínez de la Sierra
hierarchical_section_title: Esteban José Martínez Fernández y Martínez de la Sierra
caption_attribution_description: Portrait of Esteban José Martínez Fernández y Martínez de la Sierra
context_page_description: Esteban José Martínez Fernández y Martínez de la Sierra, or simply José Esteban Martínez was a Spanish navigator and explorer, native of Seville. He was a key figure in the Spanish Exploration of the Pacific Northwest.
context_section_description: Esteban José Martínez Fernández y Martínez de la Sierra, or simply José Esteban Martínez (1742–1798) was a Spanish navigator and explorer, native of Seville. He was a key figure in the Spanish Exploration of the Pacific Northwest.
caption: Esteban José Martínez Fernández y Martínez de la Sierra, Marina real, circa 1785.
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