JQ

JQ may stand for:
* John Quincy Adams: A US president
* Jetstar Airways: IATA airline designator
* Air Jamaica Express: former IATA airline designator
* Johnny Quick, a DC Comics character
* Johnston Atoll: FIPS PUB 10-4 territory code
* "Jonny Quest", an American science fiction TV show
* Joshua Quagmire (nickname), a cartoonist