DQ

DQ may stand for:

In arts and entertainment

• Dragon Quest, a series of console role-playing games created by Enix
• Dragon Quest (video game), The first game in the series released in 1986
• DragonQuest, a 1980 role-playing game created by SPI

Businesses

• Dairy Queen, a fast food chain
• Coastal Air Transport (IATA code DQ)
• DQ Entertainment, an Indian animation studio

People

• DQ (artist), Danish singer, participant in Eurovision Song Contest 2007
• Dan Quayle, American politician
• Dulquer Salmaan, Indian actor and singer
• Dan Quinn (American football), football coach

In science and technology

• HLA DQ, a human leukocyte antigen type protein
• Data quality, various measures in information science
• Design qualification, part of verification and validation
• Digital Intelligence Quotient, a form of intelligence that combines knowledge in information technology and the socio-emotional ability to interact effectively through this medium
• Double-ended queue, a data type in computer science

In sport

• Disqualification (boxing)
• Disqualification (professional wrestling)
• Disqualification (tennis)
• Disqualification (Formula 1)

Other uses

• Donegal Quay, quay by the River Lagan, Belfast
• DQ code, used in telephone directory assistance in the UK
• Jarvis Island (FIPS PUB 10-4 territory code DQ)
• Fiji (aircraft registration prefix DQ)