Buen

Buen is a surname. Notable people with the surname include:


 * Anders Buen (1864–1933), Norwegian typographer, newspaper editor, trade unionist, and politician
 * Hauk Buen (1933–2021), Norwegian hardingfele fiddler and fiddle maker
 * Knut Buen (born 1948), Norwegian fiddler, composer, folklorist, and publisher