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?56What is Mark Robertson nationality?AmericanWhat is Mark Robertson's occupation?Musician Tags: americanbirth day 20birth month julybirth year 1970musician Suggested Posts Leonardo DiCaprio Facts Selena Gomez Facts George Harrison Facts Lena Headey Facts Jennifer Lawrence Facts Beyoncé Knowles Facts Emma Watson Facts Madonna Facts