Blue belt may refer to:
The Blue Belt, a Norwegian fairy tale Blue Belt (Pittsburgh), the Allegheny County road belt system Blue belt, a rank in martial arts (see Kyū) Blue belt (Brazilian Jiu-Jitsu), a level in the Brazilian jiu-jitsu ranking system Blue Belt Programme, a marine protection and sustainable management programme of the British Overseas Territories Staten Island Bluebelt, a storm water management system
See also Blue Line (disambiguation) Blue Route (disambiguation)