Acting
Birthday: 1976-07-29
Place of Birth: Freeport, New York, USA
Also Known As: James Thomas Hieronymus, The Thoroughbred, Jay Heiron
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.
