The Shire of Donnybrook Balingup is a local government area in the South West region of Western Australia, about 35 kilometres (22 mi) southeast of Bunbury and about 220 kilometres (137 mi) south of the state capital, Perth.

The Shire covers an area of about 1,560 square kilometres (602 sq mi), and its seat of government is the town of Donnybrook.

The merged shire initially retained the Donnybrook name, but adopted the Donnybrook-Balingup name on 17 July 1970.

The Shire of Donnybrook–Balingup is located on the traditional land of the Wardandi people of the Noongar nation.

Prior to this, four wards made up the council: The towns and localities of the Shire of Donnybrook-Balingup with population and size figures based on the most recent Australian census:[6][7] As of 2023, 113 places are heritage-listed in the Shire of Donnybrook–Balingup,[32] of which twelve are on the State Register of Heritage Places, among them the Southampton homestead.