- Three daughters with longtime fiance, Jessie Moses.
- Infamous for various controversies during his MMA career, such as various doping allegations, drug abuse, causing a hit-and-run incident and DUI charges.
- In 2011 at the age of 23, Jones became the youngest champion in UFC history. Holds many UFC records in his division, including the most successful and consecutive title defenses, the most wins, the longest win streak and the most submission victories.
- Jon's older brother, Arthur Jones is an American football defensive lineman for the Indianapolis Colts, while the Jones' younger brother, Chandler Jones, is an outside linebacker for the Arizona Cardinals. His older sister, Carmen, died of brain cancer before her eighteenth birthday.
- Jones was a stand-out high school wrestler and state champion at Union-Endicott High School. Also played football. He won a national JUCO championship at Iowa Central Community College. Studied Criminal Justice at Morrisville State College, but dropped out to begin his MMA career.
- Is a professional MMA fighter, who is a two-time Light Heavyweight Champion in the UFC. Has a black belt in Gaidojutsu and a blue belt in Brazilian Jiu-Jitsu.
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