![Joseph Duffy undefeated in pro boxing and has beaten Conor McGregor in the cage says 'it's a totally different ballgame' | BJPenn.com Joseph Duffy undefeated in pro boxing and has beaten Conor McGregor in the cage says 'it's a totally different ballgame' | BJPenn.com](http://www.bjpenn.com/wp-content/uploads/2017/08/Conor-McGregor-Joseph-Duffy.png)
Joseph Duffy undefeated in pro boxing and has beaten Conor McGregor in the cage says 'it's a totally different ballgame' | BJPenn.com
![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
![Joseph Duffy won't pursue Conor McGregor rematch but would love to prove he could beat him again - MMA Fighting Joseph Duffy won't pursue Conor McGregor rematch but would love to prove he could beat him again - MMA Fighting](https://cdn.vox-cdn.com/thumbor/joAEABWHtrmcLLC45aacx7fXuSA=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/4186525/012_Joe_Duffy_vs_Jake_Lindsay.0.0.jpg)
Joseph Duffy won't pursue Conor McGregor rematch but would love to prove he could beat him again - MMA Fighting
![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
![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)
Pics: Joseph Duffy And Dustin Poirier Both Look Pretty Banged-Up In Recent Social Media Posts - Pundit Arena
![First man to beat McGregor says Cowboy Cerrone's only chance is to grapple Conor and tire him out at UFC 246 First man to beat McGregor says Cowboy Cerrone's only chance is to grapple Conor and tire him out at UFC 246](https://www.thesun.co.uk/wp-content/uploads/2020/01/NINTCHDBPICT000554195452-e1579024947624.jpg)
First man to beat McGregor says Cowboy Cerrone's only chance is to grapple Conor and tire him out at UFC 246
![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
![That Time Joe Duffy Choked Out a Young Conor McGregor | Bleacher Report | Latest News, Videos and Highlights That Time Joe Duffy Choked Out a Young Conor McGregor | Bleacher Report | Latest News, Videos and Highlights](https://img.bleacherreport.net/img/images/photos/003/664/838/26847f7080e8a842e768d68135de53aa_crop_north.jpg?1489768409&w=3072&h=2048)
That Time Joe Duffy Choked Out a Young Conor McGregor | Bleacher Report | Latest News, Videos and Highlights
![UFC star Joe Duffy who made Conor McGregor tap quicker than Khabib and Nate Diaz remembers 38-second Cage Warriors bout 'clear as day' UFC star Joe Duffy who made Conor McGregor tap quicker than Khabib and Nate Diaz remembers 38-second Cage Warriors bout 'clear as day'](https://talksport.com/wp-content/uploads/sites/5/2020/02/NINTCHDBPICT000555305851-e1580837402302.jpg?strip=all&w=960&quality=100)
UFC star Joe Duffy who made Conor McGregor tap quicker than Khabib and Nate Diaz remembers 38-second Cage Warriors bout 'clear as day'
![Joseph Duffy on Conor McGregor: I can take him out quick ... just like the first time - MMAmania.com Joseph Duffy on Conor McGregor: I can take him out quick ... just like the first time - MMAmania.com](https://cdn.vox-cdn.com/thumbor/Mk6i7EP5UuqZK-fYd-So8xnW4HI=/0x0:2741x1827/1200x800/filters:focal(0x0:2741x1827)/cdn.vox-cdn.com/uploads/chorus_image/image/47409834/usa-today-8443080.0.jpg)