Francisco Sotomayor Serrano

Francisco's father was Sebastián Sotomayor Valenzuela y Vasquez de Arenas and his mother was María Concepción Serrano y Vallejo Sagredo.  His paternal grandparents were Baltasar de Sotomayor Bermudez and Agustina de Valenzuela y Vásquez de Arenas.  He was an only child.

They had a daughter named Maria del Carmen.