HUY may refer to:

• Humberside Airport (IATA airport code), England
• Huyton railway station (National Rail station code), England

Huy (; ; ) is a municipality of Belgium. It lies in the country's Walloon Region and Province of Liege. Huy lies along the river Meuse, at the mouth of the small river Hoyoux. It is in the sillon industriel, the former industrial backbone of Wallonia, home to about two-thirds of the Walloon population. The Huy municipality includes the  sub-municipalities of Ben-Ahin, Neuville-sous-Huy, and Tihange.