Justo de Santa María de Oro
 Justo de Santa María de Oro y Albarracín (3 March 1772–19 October 1836) was an Argentine statesman and bishop. He was an influential representative in the Congress of Tucumán which on 9 July 1816 declared the Independence of Argentina.Santa María de Oro was born in San Juan. His father was Juan Miguel de Oro Bustamante y Cossio and his mother Elena de Albarracín y Ladrón de Guevara.