Ronald Coleman was born in Louisiana in 1964. He graduated in accounting, and after graduation he became a police officer in Texas. He joined a local gym, and accepted Brian Dobson as his trainer. They started preparing for Mr. Texas, which Coleman won in both heavy weight category and overall.
He won his first Mr Olympia in 1998, and became undefeated for 7 years, until 2005 (Jay Cutler defeated him). Along with Lee Haney, he holds the record for most Olympia wins in row (8). Another record he holds is Most wins as a IFBB professional - 26. He retired in 2007 after placing 4th in Olympia.