Maria Pia [Edit] By Sticky Facts Editorial StaffMaria Pia biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Maria Pia date of birth:September 23, 1939How old is Maria Pia?86 Tags: birth day 23birth month septemberbirth year 1939 Suggested Posts Sylvester Stallone Facts Cristiano Ronaldo Facts The Weeknd Facts Amy Adams Facts Mila Kunis Facts Vin Diesel Facts Ronaldo Facts Madonna Facts