James Thomas Hieronymus
The Thoroughbred
Jay Heiron
Jay Hieron, Acting
Freeport, New York, USA | 1976-07-29
Jay Hieron is an American actor, stuntman and former mixed martial artist. Hieron was the final IFL Welterweight Champion, competing for the Los Angeles Anacondas, and has also competed in the UFC, WEC, Affliction, Strikeforce, and Bellator.