The People's Revolutionary Youth Union of Kampuchea was the youth organization of the Khmer People's Revolutionary Party (which governed Kampuchea/Cambodia during the 1980s).

The organization was internationally known by its French name, Union de la Jeunesse Populaire Révolutionnaire du Kampuchéa (UJPRK).

UJPRK was a member of the World Federation of Democratic Youth.

UJPRK was a member of the Kampuchean United Front for National Construction and Defense, the front of Kampuchean mass organizations.

A significant portion of the members were within the armed forces.