Beetsterzwaag
 Beetsterzwaag (West Frisian: Beetstersweach) is a village of about 3650 inhabitants in the municipality of Opsterland in the east of Friesland in the Netherlands. Its most famous inhabitant was the Dutch poet J. Slauerhoff who in May-July 1929 ran the practice of the local doctor a temporary profession eternalized in a poem by J.C. Bloem printed in the national paper Het Vaderland (nl).