Brändö is a municipality of Finland.

It is located in the province of Åland and is part of the Åland region. The municipality has a population of 501 and covers an area of 103,08 km² of which 0,2 km² is water. The population density is 4,8794 inhabitants per km².

The municipality is unilingually Finland-Swedish and 91 percent of the population are Swedish speakers.

See also: Municipalities of Åland