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?92 Tags: birth day 30birth month maybirth year 1934 Suggested Posts Bruno Mars Facts Brad Pitt Facts Ariana Grande Facts Sylvester Stallone Facts John Lennon Facts Katy Perry Facts Amy Winehouse Facts Adam Driver Facts