It makes sense that the biggest fighters are the biggest punchers. Rocky Marciano, Mike Tyson, Joe Louis, Jack Dempsey and so forth are legendary punchers, but where do they rank on the list of heavyweight champions with the most knockouts? Here's a list of the Top 15 heavyweight champions who scored the most knockouts during their careers, with boxing historian Patrick Connor. SUBSCRIBE! Store: https://bit.ly/KNGMerch Follow us on social media! Twitter: Patrick Connor - @PatrickMConnor Facebook: https://www.facebook.com/KGBRadio/ Instagram: @knucklesandgloves Find us on the usual podcast apps and SUBSCRIBE! Thanks for tuning in! #boxing #boxingheads #history #Miketyson