A bay is an area of water bordered by land on three sides.

Bay may also refer to:

• Bay (color), a color of the hair coats of horses
• Bay leaf, the aromatic leaves of several species of the Laurel family
• Bay, Somalia
• Bay, Laguna, a municipality in the Philippines
• Michael Bay, an American film director
• Norman Bay, a Chinese-American politician
• Jason Bay, a professional baseball player
• Chancellor Bay, a royal scribe to an ancient Egyptian ruler
• Bay (architecture), a module in classical or Gothic architecture
• Baia Mare Airport (IATA airport code: BAY) in Baia Mare, Romania
• Sick bay, nautical term for the location in a ship that is used for medical purposes

The Bay may refer to:

• The Bay, a chain of department stores in Canada, subsidiary of the Hudson's Bay Company
• The Bay (radio station), in North West England
• The Bay, refers to the San Francisco Bay Area, sometimes referred to as the Yay Area by prominent music artists like Mac Dre.

Bae | Bugt | Joch | Zatoka | Bukt