The 38 year-old, who denied talks for over rematch with Manny Pacquiao this past week, was in attendance at the UCF Venue in Florida to cheer on undefeated Gervonta Davis.
David, a 22 year-old super-featherweight prospect, pushed his record to 13-0 with a twelfth stoppage. ‘Tank’ halted the experienced Cristobal Cruz in the third round as Mayweather watched on from a ringside seat.
Mayweather, 49-0. last fought himself when out-pointing Andre Berto in September and has consistently denied rumours that he will attempt a 50th win in 2016.