Cavendish is a township in the Shire of Southern Grampians in the Western District of Victoria, Australia on the Wannon River. At the 2006 census, Cavendish and the surrounding area had a population of 454.
The township was settled in the early 1850s, the Post Office opening on 1 April 1853. A railway line linking the town to Hamilton was opened on 2 November 1915.
The Cavendish Cafe claims to make the biggest hamburger in Australia. The burger weighs 4 kilograms (8.8 lb). It now has no shop or businesses other than the Post Office and the Pub.
It has a football team playing in the South West District Football League.