McGregor is listed as 25th in ESPN’s Most Famous Athletes list, 12 spots up from the same list last year. The list is tallied by combining endorsements, social media following and internet search popularity. Floyd Mayweather is not listed. The only other Irishman is golfer Rory McIlroy, at 14th place. ESPN:
Described as looking ‘exactly like the Notre Dame logo’, the Irish fighter is the reigning UFC lightweight champion and former undisputed featherweight champ (which he became with a 13-second stoppage of José Aldo during the fastest championship victory in UFC history). He’s the UFC’s biggest pay-per-view draw and a colourful talker and boaster, which has prompted comparisons to Muhammad Ali.