<Tr> <Th_colspan="2"> Result </Th> </Tr> <Tr> <Td_colspan="2"> Mayweather Jr. wins via 12 - round unanimous decision </Td> </Tr> <P> Floyd Mayweather Jr. vs. Manny Pacquiao, billed as The Fight of the Century, or the Battle for Greatness, was a professional boxing match between undefeated five - division world champion Floyd Mayweather Jr. and eight - division world champion Manny Pacquiao . It took place on May 2, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada . Mayweather Jr. won the contest by unanimous decision, with two judges scoring it 116--112 and the other 118--110 . Although the fight was considered to be one of the most anticipated sporting events in history, it was largely considered a letdown by critics and audiences alike upon its broadcast . </P> <P> Despite predictions that Mayweather--Pacquiao would be the highest - grossing fight in history as early as 2009, disagreements between the two professional boxers' camps on terms for the fight prevented the bout from coming to fruition until 2015 . The failure to arrange the Mayweather--Pacquiao fight was named the 2010 Event of the Year by The Ring . Serious negotiations were kickstarted in 2014 by an unlikely source: a Hollywood waiter and part - time actor, Gabriel Salvador, made a key introduction between Pacquiao's trainer and confidant Freddie Roach and CBS President Les Moonves, who both worked to facilitate the match . By 2015, negotiations for the fight had been finalized, with all of the major issues that prevented the fight from happening in the past resolved, including purse split, drug testing, and location . </P>

Who won the mayweather vs pacquiao fight 2015