Bega may refer to:

• Saint Bega
• Bega (surname)

• Bega, New South Wales, a town in New South Wales, Australia
  • Bega Valley Shire, a coastal local government area in New South Wales
  • Electoral district of Bega, a New South Wales electoral district
• Bega, alternative name for Beica, a town in southwestern Ethiopia
• Bega (Dörentrup), a small village next to Dörentrup in Lippe district, Germany

Rivers:

• Bega River (New South Wales), a river in Australia
• Bega (Werre), a river in Germany
• Bega (Tisza), also Begej, a river in Romania and Serbia
• Bega Luncanilor, a headwater of the Bega in Romania
• Bega Poienilor, another headwater of the Bega in Romania
• Bega Veche, a tributary of the Bega in Romania

• Bega Canal, in Romania and Serbia
• Bega Group, an Australian cheese manufacturer
• Bega Group (Romania), a Romanian company
• BEGA League, a group of characters in the anime/manga Beyblade
• Bega Valley Rally, a car rally centred in Bega, New South Wales
• Bega, or Summer, in seasons of Ethiopia