IRS says Floyd Mayweather owes $22.2 million on 2015 taxesAccording to a report from the AP, boxer Floyd Mayweather Jr. still owes the IRS $22.2 million in taxes from 2015.SI Staff|Share on FacebookShare on XAdd us on According to a report from the AP, boxer Floyd Mayweather Jr. still owes the IRS $22.2 million in taxes from 2015.Published Jul 11, 2017SI STAFFShare on FacebookShare on XHome/Boxing