text: who won floyd mayweather jr.'s last fight & who did he fight?   he fought carlos baldomir. mayweather beat carlos baldomir. the fight was a bigger shutout than any of the experts had predicted. the scores were 120-108, 120-108 and 118-110. mayweather captures the wbc welterweight title with the win. watched the fight and it was all mayweather. he's just so good and can't think of anyone who could beat him right now.