Joseph Duffy retires after quick submission loss at UFC Fight Island 2 - MMA Fighting
Joe Duffy: Fighting To Prove His Worth - Pundit Arena
The Legend of 'Irish' Joe Duffy, the Last Man to Beat Conor McGregor | Bleacher Report | Latest News, Videos and Highlights
Joseph "Irish Joe" Duffy MMA Stats, Pictures, News, Videos, Biography - Sherdog.com
Joe Duffy | UFC
Joseph Duffy Record Fights Profile MMA Fighter
Joe Duffy retires from MMA after loss to Joel Alvarez at UFC Fight Island - Irish Mirror Online
Irish fighter who beat Conor McGregor Joseph Duffy retires from MMA
UFC on ESPN+ 30: Joe Duffy, who once beat Conor McGregor, retires
Joseph Duffy Believes He and Conor McGregor Sell Out Irish Football Stadium "No Bother"
Joseph Duffy to fight at UFC 217 in New York
Joseph Duffy to fight one more time in the UFC - Irish Mirror Online
Pics: Joseph Duffy And Dustin Poirier Both Look Pretty Banged-Up In Recent Social Media Posts - Pundit Arena
He is the most exciting fighter in the UFC' – Joe Duffy heaps praise on former foe Dustin Poirier before Fight Island appearance
Joe Duffy ("Irish") | MMA Fighter Page | Tapology
Joseph Duffy announces retirement following submission loss at UFC Fight Island | BJPenn.com
UFC Veteran Joseph Duffy Announces His Retirement Following A Defeat At UFC Fight Night On Fight Island - EssentiallySports
Joseph Duffy 2015 MMA Highlights | @BloodstreamMMA - YouTube
