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 Selena Gomez Facts Michael Jackson Facts Cristiano Ronaldo Facts The Weeknd Facts Madonna Facts Chester Bennington Facts Florence Henderson Facts Kanye West Facts