Breim is a former municipality in Sogn og Fjordane county, Norway. It is part of the traditional district of Nordfjord in the eastern part of the present-day Gloppen Municipality. The municipality existed from 1886 until 1964 and the administrative center was the village of Reed (sometimes called Re).Breim municipality was located to the east of Gloppen, south of Stryn and the Utvik mountains, west of the Jostedalsbreen glacier, and north of Jølster.