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Professional
5 KOs
0 KOs
Photo: Georgehruiz · CC BY-SA 4.0 · Wikimedia Commons
Mikaela Joslin Mayer (born July 4, 1990) is an American professional boxer who has held world championships in three weight classes. She has held the WBO female welterweight title since September 2024 and was previously unified female super-welterweight and super-featherweight champion. As an amateur, she won a bronze medal at the 2012 World Championships and competed for the U.S. at the 2016 Olympics.
In 2025, Mayer was named Sports Illustrated's Female Fighter of the Year.
Biography from Wikipedia, available under CC BY-SA 4.0. Shortened. Read the full article.
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No professional bouts recorded
Bout-by-bout history is added as results are published and verified. The career record above is the official total.
