8Q or 8-Q may refer to:

8Q, IATA code for Onur Air 8Q, Aircraft registration for the Maldives 8Q SAM, a museum for contemporary art in Singapore 8q, an arm of Chromosome 8 (human) 8Q, designation for one of the Qumran Caves 8Q, a model of De Havilland Canada DHC-8

See also Q8 (disambiguation)