John Heffernan [Edit] By Sticky Facts Editorial StaffJohn Heffernan biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:John Heffernan date of birth:May 30, 1934How old is John Heffernan?91 Tags: birth day 30birth month maybirth year 1934 Suggested Posts Angelina Jolie Facts Chester Bennington Facts Shakira Facts Margot Robbie Facts Eminem Facts Beyoncé Knowles Facts Katy Perry Facts Kanye West Facts