DSQ is an initialism used to abbreviate:
DSQ Software Ltd, established in 1992 and headquartered in Chennai formerly Madras, India was a publicly listed IT and Software services consulting company mainly operated overseas using its base in India.
Dean and Dan Caten (né Catenacci; born December 19, 1964) are Canadian fashion designers, radio personalities, and businessmen.
DSQI (design structure quality index) is an architectural design metric used to evaluate a computer program's design structure and the efficiency of its modules.
DS2 (abbreviation of Dirty Sprite 2) is the third studio album by American rapper Future. It was released on July 17, 2015, by A1 Recordings, Freebandz and Epic Records.
Koninklijke DSM N.V. (Royal DSM, commonly known as DSM), is a Dutch multinational active in the fields of health, nutrition and materials.
Dschinghis Khan (English translation: "Genghis Khan") was the West German entry in the Eurovision Song Contest 1979, performed in German by Dschinghis Khan.