This is a list of world bantamweight boxing champions, as recognized by the four major sanctioning organizations in boxing:

• The World Boxing Association (WBA), established in 1921 as the National Boxing Association (NBA). The WBA often recognize up to two world champions in a given weight class; Super champion and Regular champion.
• The World Boxing Council (WBC), established in 1963.
• The International Boxing Federation (IBF), established in 1983.
• The World Boxing Organization (WBO), established in 1988.

World titles have been historically recognized by the International Boxing Union (IBU) from 1913-1963 and the New York State Athletic Commission (NYSAC) from 1920 to 1977. Both the IBU and the NYSAC became members of the World Boxing Council.

• List of British world boxing champions