Ron Grantski [Edit] By Sticky Facts Editorial StaffRon Grantski biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Where was Ron Grantski born?St. Louis, MissouriWhat is Ron Grantski's occupation?TV Personality Short BiographyRon Grantski, stepfather of Laci Peterson.Tags: tv personality Suggested Posts Robert Downey Jr. Facts George Clooney Facts John Lennon Facts Lena Headey Facts Kylie Jenner Facts The Weeknd Facts Robin Williams Facts Zinédine Zidane Facts