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Joseph Duffy (born 18 February 1988) is an Irish retired mixed martial artist who competed in the lightweight division of the Ultimate Fighting Championship (UFC). A professional since 2008, he has formerly competed for Cage Warriors and was a contestant on The Ultimate Fighter: Team GSP vs. Team Koscheck. He is also a former professional boxer. He holds a notable victory over the former UFC lightweight and featherweight double-champion, Conor McGregor.
Biography from Wikipedia, available under CC BY-SA 4.0. Shortened. Read the full article.
No amateur bouts recorded
Bout-by-bout history is added as results are published and verified. The career record above is the official total.
Ireland