MQ

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