Nicolasa de Santiago Concha y Lobaton

Nicolasa de's father was Melchor de Santiago Concha y Errazquin and her mother was Constanza Jimenez de Lobaton.  Her paternal grandparents were Jose de Santiago Concha y Salvatierra and Ines de Errazquin; her maternal grandparents were Nicolas Jimenez de Lobaton y Azaña and Constanza de Castilla y Velarde.  She was an only child.

They had two sons named Jose Francisco and Manuel Francisco.