When Francisco Terán y Estébanes was born in 1610, in Aguilar de Bureba, Burgos, Castilla y León, Spain, his father, Bartolome Teran y Villegas, was 30 and his mother, María Estebanes González, was 19. He married María Nieto Diez in 1644, in Ibarra, San Miguel de Ibarra, Imbabura, Ecuador. They were the parents of at least 8 sons and 1 daughter. He died in 1681, in Ibarra, San Miguel de Ibarra, Imbabura, Ecuador, at the age of 71.