Santiago married Maria Paz Granados of Tanza, Cavite with whom he had ten children - Marta, Magdalena, Gabriel, Pacita, Numeriano, Egmidio, Rosendo, Virginia, Amalia, and Fidel.
sˌæntɪˈɑːɡoʊ mˈæɹid mɚɹˈiːə pˈæz ɡɹænˈɑːdoʊz ʌv tˈænzə, kˈævaɪt wɪð hˈuːm hiː hæd tˈɛn tʃˈɪldɹən mˈɑːɹɾə, mˈæɡdeɪlnə, ɡˈæbɹiːəl, pæsˈiːɾə, nuːmˈɪɹiˈɑːnoʊ, ɛɡmˈɪdɪˌoʊ, ɹoʊzˈɛndoʊ, vɜːdʒˈɪniə, ɐmˈeɪliə, ænd fᵻdˈɛl.