Polygraph

Floyd Mayweather has a professional boxing record of 50 wins and 0 losses.

Posted by Badlands Media, Checked

Polygraph verdictTrue
Sources
5 support
Said
1 time·
Confidence
90%
Badlands MediaOct 15, 2026
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108 claimsThe check →

Multiple sources, including Reuters and BoxingScene, Britannica and Wikipedia-type records, state Mayweather's professional record is 50 wins and 0 losses, with his final bout a 2017 TKO of Conor McGregor.

What was said

… It's all about keeping this country strong. It's all about us sticking together and believing one another. America is the best country in the world. Thank you. And, Floyd, I think so, as I remember. I don't know, it's been a while. I believe Floyd is undefeated, never lost a fight. And are you 50 and all? 50 and all. I don't think there's a record. I know Rocky Marciano was pretty good too, right? But I don't think I've ever heard of a record, 50 and 0, and he's fought some, he's fought the best. So thank you very much, Lloyd, a great guy, 50 and 0. …
Badlands Media · · from the transcriptPost →

What we found

Supports. Reuters (2021) describes Mayweather as having an unblemished record of 50-0 over 25 years in professional boxing.[1]

Supports. Wikipedia's professional boxing record table lists 50 fights, 50 wins, 0 losses, with 27 by knockout and 23 by decision.[2]

Supports. Essential Boxing (updated October 2026) and Boxing247 both list his professional record as 50-0-0 with 27 knockout wins, and state the record was verified in 2026.[3][4]

Supports. Olympedia (published 2026-11-02) states he retired from boxing with a record of 50 wins and no defeats.[5]

Context. The post's reference to Rocky Marciano's 49-0 record is consistent with sources, which describe Mayweather's 50th consecutive win surpassing Marciano's 49-0 mark.[5]

Sources

5 sources: 1 fact-checker, 4 not rated

  1. 1'This is not a real fight for me': Mayweather sees little threat in Paulreuters.com · fact-checker · cited for: supports
  2. 2Floyd Mayweatheren.wikipedia.org · not rated · cited for: supports
  3. 3Floyd Mayweather Record, Stats & Boxing Profileboxing247.com · not rated · cited for: supports
  4. 4essentialboxing.com · boxers · floyd-mayweather-jrFloyd Mayweather Jr. | Essential Boxingessentialboxing.com · not rated · cited for: supports
  5. 5Floyd Mayweather, Jr. - Olympediaolympedia.org · not rated · cited for: supports, context

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Said in 1 published post

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