The AIBA Youth World Championships held every two years, began in 1979 in Yokohama, Japan. Formerly called the AIBA World Cadet Championships, the AIBA Youth World Championships is the most prestigious event for young boxers of 17- and 18 years-old.
Welcoming international athletes in 11 weight categories, the AIBA Youth World Championships allow boxers to compete against the best in their division with hopes of international stardom. The introduction of the inaugural Youth Olympic Games in 2010 means that the 2010 edition of the AIBA Youth World Championships will be a qualifying event for the Olympic tournament.
The AIBA Youth World Championships Weight Categories are as follows:
48kg, 51kg, 54kg, 57kg, 60kg, 64kg, 69kg, 75kg, 81kg, 91kg, +91kg (This is the same as the AIBA World Championships categories).