Beira can refer to:

• Beira (mythology), the mother to all the gods and goddesses in the Celtic mythology of Scotland
• Beira, Azores, a small village on São Jorge Island
• Beira (Portugal), the name of a region (and former province) in north-central Portugal; three provinces were later known by the name:
  • Beira Alta Province (extinct)
  • Beira Baixa Province (extinct)
  • Beira Litoral Province (extinct)
• Beira, Mozambique, a port city in Mozambique
• Port of Beira, a Mozambican port
• Beira Railroad Corporation, operating in Mozambique
• Prince of Beira, a title within the Portuguese royal house
• Beira (antelope) (scientific name Dorcatragus megalotis), a species of antelope
• 1474 Beira, an asteroid
• Beira Lake, a lake in Colombo, Sri Lanka
• Beira's Place, domestic violence service, based in Edinburgh, UK