Joseph Duffy
Irish mixed martial arts (MMA) fighter
ジョセフ・ダフィー
- Born
- 18 February 1988, Donegal
- Citizenship
- Ireland
- Sport
- taekwondo, mixed martial arts
- Occupation
- mixed martial arts fighter, boxer, taekwondo athlete
- Height
- 178 cm (5 ft 10 in)
- Weight
- 70 kg (154 lb)
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.
External links
Facts from Wikidata Q19595437 (CC0); quoted introduction from English Wikipedia (CC BY-SA 4.0). Data retrieved 2026-10-22.
Data: Wikidata (CC0 1.0); Wikipedia (English) (CC BY-SA 4.0). Retrieved 2026-10-22.