3Q or 3-Q may refer to:

• 3Q, IATA airline code for China Yunnan Airlines
• 3Q, computer equipment and PC accessories manufacturer with headquarters in Russia
• The third quarter of a fiscal year
• The third quarter of a calendar year
• AD-3Q, a model of Douglas A-1 Skyraider
• 3Q, designation for one of the Qumran Caves
• 3q, an arm of Chromosome 3 (human)

See also

• Q3 (disambiguation)

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