The 2011 AIBA World Boxing Championships was held at the Heydar Aliyev Sports and Exhibition Complex in Baku, Azerbaijan from September 22 to October 10, 2011.

The IBA Men's World Boxing Championships and the IBA Women's World Boxing Championships are biennial amateur boxing competitions organised by the International Boxing Association, which is the sport governing body. Alongside the Olympic boxing programme, they are the highest level of competition for the sport. The championships were first held for men in 1974 and the first women's championships were held over 25 years later in 2001.