![It's nine years since Joe Duffy submitted Conor McGregor and we're probably never going to see a rematch It's nine years since Joe Duffy submitted Conor McGregor and we're probably never going to see a rematch](https://www.thesun.ie/wp-content/uploads/sites/3/2019/11/joe-duffy-and-conor-mcgregor.jpg)
It's nine years since Joe Duffy submitted Conor McGregor and we're probably never going to see a rematch
![Donegal's UFC star Joseph Duffy 'pretty sure' fight with Conor McGregor would sell out Croke Park in Dublin vs Donegal matchup - Dublin Live Donegal's UFC star Joseph Duffy 'pretty sure' fight with Conor McGregor would sell out Croke Park in Dublin vs Donegal matchup - Dublin Live](https://i2-prod.dublinlive.ie/sport/article15788396.ece/ALTERNATES/s615/0_mcgregorduffy.jpg)
Donegal's UFC star Joseph Duffy 'pretty sure' fight with Conor McGregor would sell out Croke Park in Dublin vs Donegal matchup - Dublin Live
![Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online](https://i2-prod.irishmirror.ie/incoming/article22375895.ece/ALTERNATES/s615b/0_mcgregorPNG.png)
Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online
![Mayweather vs McGregor: Joe Duffy expects Conor McGregor to unsettle Floyd Mayweather | Boxing News | Sky Sports Mayweather vs McGregor: Joe Duffy expects Conor McGregor to unsettle Floyd Mayweather | Boxing News | Sky Sports](https://e2.365dm.com/17/07/2048x1152/skysports-floyd-mayweather-conor-mcgregor-boxing_4062777.jpg)
Mayweather vs McGregor: Joe Duffy expects Conor McGregor to unsettle Floyd Mayweather | Boxing News | Sky Sports
![Irish UFC fighter Joe Duffy, who beat Conor McGregor, announces retirement after 'falling to pieces' | NewsChain Irish UFC fighter Joe Duffy, who beat Conor McGregor, announces retirement after 'falling to pieces' | NewsChain](https://www.newschain.uk/bsp-static/image/2020/07/19/14/PA-54644102.jpg?width=640&crop=61:45,smart&auto=webp)
Irish UFC fighter Joe Duffy, who beat Conor McGregor, announces retirement after 'falling to pieces' | NewsChain
![Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online](https://cf-images.eu-west-1.prod.boltdns.net/v1/jit/4221396001/8281b7e8-5018-48a8-9473-4c08945c5404/main/1280x720/21s568ms/match/image.jpg)
Joe Duffy reflects on beating Conor McGregor ahead of UFC return against Joel Alvarez on Fight Island - Irish Mirror Online
![Pics: Joseph Duffy And Dustin Poirier Both Look Pretty Banged-Up In Recent Social Media Posts - Pundit Arena Pics: Joseph Duffy And Dustin Poirier Both Look Pretty Banged-Up In Recent Social Media Posts - Pundit Arena](https://network.punditarena.com/uploads/2016/01/503203602.jpg)