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 Leonardo DiCaprio Facts Zinédine Zidane Facts Selena Gomez Facts Peter Dinklage Facts Bill Gates Facts John Lennon Facts Shakira Facts Robin Williams Facts