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 Mila Kunis Facts Jennifer Lopez Facts George Clooney Facts Arnold Schwarzenegger Facts Shakira Facts Lady Gaga Facts Jim Carrey Facts Justin Timberlake Facts