john mccallum (I) [Edit] By Sticky Facts Editorial Staffjohn mccallum (I) biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:What is john mccallum (I)'s occupation?Bodybuilder Tags: bodybuilder Suggested Posts Steve Jobs Facts Harry Styles Facts Michael Schumacher Facts Zinédine Zidane Facts Robin Williams Facts Kit Harington Facts Mike Tyson Facts Adam Sandler Facts