UY' or uy may refer to:

Places:

• Uruguay (ISO 3166-1 country code UY)
• Upper Yukon region, Canada
• Uy (Irtysh), a tributary of the Irtysh in Russia
• Uy (Tobol), a tributary of the Tobol in Russia

Other uses:

• Uy (surname)
• .uy, the country code top level domain (ccTLD) for Uruguay
• Cameroon Airlines (IATA code UY)
• University of Yangon, Myanmar
• University of Yuryev, Estonia (today University of Tartu)
• Urusei Yatsura, a Japanese manga and anime series
• UY Scuti and UY Sextantis, stars

This disambiguation page lists articles associated with the title UY.
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