Leopoldo was born ..... in Kawit, Cavite to Jose Balan and Beatrice Galan Lontoc.
Leopoldo was known as "Poldo."
Poldo's brothers were Carlos Lontoc Balan, Rudolfo Lontoc Balan, Ruben Lontoc Balan, Armando Lontoc Balan, and Milanio Lontoc Balan. Their daughters were Eleanor Lontoc Balan and Lucila Lontoc Balan
Poldo married ..... on .... Their son is Reynaldo Balan. Their daughter Leilanie Balan.