2010 World Junior Championships

2010 World Junior Championships may refer to:


 * Athletics: 2010 World Junior Championships in Athletics
 * Baseball: 2010 World Junior Baseball Championship
 * Curling: 2010 World Junior Curling Championships
 * Figure skating: 2010 World Junior Figure Skating Championships
 * Ice hockey: 2010 World Junior Ice Hockey Championships
 * Motorcycle speedway:
 * 2010 Individual Speedway Junior World Championship
 * 2010 Team Speedway Junior World Championship