Irish mixed martial artist (born 1988) Conor Anthony McGregor is an Irish professional mixed martial artist. He is a former Ultimate Fighting Championship (UFC) Featherweight and Lightweight Champion, becoming the first fighter to hold UFC championships in two weight classes simultaneously. He is also a former simultaneous Cage Warriors Fighting Championship (CWFC) Featherweight and Lightweight Champion. Wikipedia's most-read article for 2 days in a row: 585,967 views in all, peaking at 307,879 on July 14, 2017. Thu, Jul 13: 278,088 views Fri, Jul 14: 307,879 views Wiki link