The Shire of Dimboola was a local government area in the Wimmera region of western Victoria, Australia.

The shire covered an area of 4,856 square kilometres (1,874.9 sq mi), and existed from 1885 until 1995.

Dimboola was originally part of the Shire of Wimmera, which was first incorporated in 1862.

Being in a fairly remote region, for its first 30 years, Dimboola's boundaries were fairly flexible and adjusted frequently; On 14 December 1932, Dimboola gained parts of the West Riding from the Shire of Karkarooc.

[3] The Shire of Dimboola was divided into four ridings, each of which elected three councillors: * Council seat.