Mariano Venancio [Edit] By Sticky Facts Editorial StaffMariano Venancio biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Mariano Venancio date of birth:1947How old is Mariano Venancio?79 Tags: birth year 1947 Suggested Posts Robert Downey Jr. Facts Justin Bieber Facts Marilyn Monroe Facts Bill Gates Facts Taylor Swift Facts Jennifer Lopez Facts Cristiano Ronaldo Facts Julia Roberts Facts