Álvaro de Navia Osorio y Vigil

Álvaro de Navia-Osorio y Vigil, 3rd Marquis of Santa Cruz de Marcenado and Viscount of Puerto, born in 1684 in Puerto de Vega in Asturias, Spain; killed in action near Oran in North Africa in 1732, was a Spanish diplomat, general, and author. At the time of his death in battle fighting off an attack by Ottoman forces in 1732 he was governor of the Spanish possession of Oran in North Africa.