Two Boxers Have Beaten The 'undefeated' Floyd Mayweather

Tag » How Many Boxers Are Undefeated

• The Only Boxing Champions In History To Retire Undefeated

• List Of Undefeated World Boxing Champions - Wikipedia

• Are There Any Boxers Who Retired Undefeated? - Quora

• List Of Undefeated World Boxing Champions - Wikiwand

• World Boxing Champions Who Remain Undefeated? - Fight Sports

• The 10 Best Undefeated Boxing Records - ONE37pm

• Why So Many Boxers Are Undefeated (and Why It's Kinda Easy)

• 10 Best Undefeated Boxers In The History - Way Of Martial Arts

• Top 5 Undefeated Boxers Of All Time - BetMGM

• Undefeated Heavyweight World Champion, Boxing

• The Greatest Undefeated Boxers Of All Time - Oddschecker

• Ask Steven: How Many British Boxing World Champions Have ... - ESPN

• Best Undefeated Boxers Today

• The 10 Greatest Boxers Who Were Never Knocked Out