MQ may refer to:
Places Martinique (ISO 3166-1 alpha-2 country code MQ) Vehicle registration code in Merseburg-Querfurt, Germany Midway Islands (FIPS PUB 10-4 territory code) Museumsquartier, a cultural area of Vienna, Austria
Technology .mq, Internet country top-level domain code for Martinique Magic Quadrant, market research reports Metol and hydroquinone, a photographic developer Apache ActiveMQ, open source message queue Apache RocketMQ, open source messaging and streaming data platform Message Queue, software-engineering component IBM MQ, IBM computer software
Weaponry
MQ, an abbreviation used for naming American military drones General Atomics MQ-1 Predator General Atomics MQ-1C Gray Eagle Northrop Grumman MQ-4C Triton Northrop Grumman MQ-8 Fire Scout Northrop Grumman MQ-8C Fire Scout General Atomics MQ-9 Reaper MTC MQ-17 SpyHawk Boeing MQ-25 Stingray
Other uses MQ: Transforming Mental Health, a healthcare charity in the UK MQ, IATA airline designator for Envoy Air, formerly American Eagle Airlines MQ, formerly the IATA airline designator for Simmons Airlines, a predecessor of American Eagle Airlines The Musical Quarterly, an American academic journal Mindfulness Questionnaire, a way of measuring mindfulness traits