| Jay Hieron | |
|---|---|
 Jay Hieron in 2009, at the weigh-in before the Strikeforce: Carano vs. Cyborg event. | |
| Born | July 29, 1976 Freeport, New York, U.S. |
| Other names | The Thoroughbred |
| Height | 5 ft 11 in (180 cm) |
| Weight | 170 lb (77 kg; 12 st) |
| Division | Welterweight |
| Reach | 75 in (191 cm) |
| Fighting out of | Las Vegas, Nevada, United States |
| Team | Xtreme Couture |
| Rank | NJCAA Division I Wrestling |
| Years active | 2003–2014 |
| Mixed martial arts record | |
| Total | 30 |
| Wins | 23 |
| By knockout | 7 |
| By submission | 6 |
| By decision | 10 |
| Losses | 7 |
| By knockout | 4 |
| By decision | 3 |
| University | Hofstra University |
| Notable school(s) | Nassau Community College Freeport High School (New York) |
| Mixed martial arts record from Sherdog | |
James Thomas Hieronymus (born July 29, 1976) 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.