Brittany or Bretagne can refer to:
- Brittany, a peninsula in northwest France, and a former independent kingdom and province of France
- Bretagne, an administrative région of France
- Brittany (dog) spaniel, a breed of dog also a French Version
- Brittany (name), a feminine name (variants include Britnee, Britney, Brittney).
- SS Bretagne (1952) an ocean liner renamed Brittany in 1962; destroyed by fire 1963
Bretagne is the name or part of the name of several communes in France:
- Bretagne, Indre, in the Indre département
- Bretagne, Territoire-de-Belfort, in the Territoire de Belfort département
- Bretagne-d'Armagnac, in the Gers département
- Bretagne-de-Marsan, in the Landes département
