Boyup Brook is a country town located in the south west of Western Australia, 269 kilometres (167 mi) south-southeast of Perth and 31 kilometres (19 mi) northeast of Bridgetown.
The name Boyup was originally derived from 'Booyup', which is an Aboriginal term meaning 'place of big smoke'.
The town hosts the Boyup Brook Country Music festival, an annual event held during February each year. The festival has been held since 1986 and the attendance has increased from 600 at the first festival to over 17,000 in 2008.