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 Charlize Theron Facts Drake Facts Justin Bieber Facts Neymar Facts Anna Nicole Smith Facts Madonna Facts Miley Cyrus Facts Taylor Swift Facts