When Segundo Francisco Aguilar Lopez was born on 23 October 1906, in Zaruma, El Oro, Ecuador, his father, José Antonio Aguilar Blacio, was 25 and his mother, Rosenda Lopez Apolo, was 21. He married Margarita del Carnen Ochoa Matamoros on 15 February 1938, in Zaruma, El Oro, Ecuador. They were the parents of at least 6 sons and 3 daughters. He died on 15 May 1978, in Santa Rosa, El Oro, Ecuador, at the age of 71.