UCI Road World Championships – Men's junior road race is the annual world championship race for road bicycle racing for men in the Junior category. It is organised by the world governing body, the Union Cycliste Internationale. In the period 2005–2009 this event was part of the UCI Juniors World Championships, then the UCI Juniors Road World Championships in 2010.
The winner of the event is entitled to wear the rainbow jersey in Junior competitions for one year.