The Shire of Buln Buln was a local government area about 95 kilometres (59 mi) east-southeast of Melbourne, the state capital of Victoria, Australia.

The shire covered an area of 1,259 square kilometres (486.1 sq mi), and existed from 1878 until 1994.

Its eastern part split away on 9 December 1881, to form the Shire of Warragul (Warragul was proclaimed a rural city in 1990), while its southern part split away on 29 May 1891, to form the Shire of Korumburra.

Parts in its southwest, around the town of Lang Lang, were annexed to the Shire of Cranbourne on 21 March 1892 and 27 January 1893.

[4] The Shire of Buln Buln was divided into four ridings on 30 April 1958, each of which elected three councillors: * Council seat.