Mark Robertson [Edit] By Sticky Facts Editorial StaffMark Robertson biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Mark Robertson date of birth:July 20, 1970How old is Mark Robertson?55What is Mark Robertson nationality?AmericanWhat is Mark Robertson's occupation?Musician Tags: americanbirth day 20birth month julybirth year 1970musician Suggested Posts Michael Schumacher Facts Chester Bennington Facts Adam Driver Facts Jennifer Lawrence Facts Julia Roberts Facts Anna Nicole Smith Facts Margot Robbie Facts John Lennon Facts