The World Junior Championships can refer to:

• IAAF World Junior Championships in Athletics
• FIFA U-17 World Cup, formerly the FIFA U-17 World Championship
• IRB Junior World Championship
• Junior World Golf Championships
• World Junior Chess Championship
• IIHF World U20 Championship, formerly the World Junior Hockey Championship
• World Junior Figure Skating Championships
• World Junior Speed Skating Championships
• World Junior Short Track Speed Skating Championships
• World Junior Table Tennis Championships
• World Junior Championships of Luge
• Junior World Orienteering Championships
• Junior World Ski Orienteering Championships
• Youth World Amateur Boxing Championships, formerly the Junior World Amateur Boxing Championships

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.