Commonwealth Electoral Division of: Wannon (Victoria)
- Division name: Wannon
- State: Victoria
- Name derivation: Named after the Wannon River which was named by Major Mitchell in 1836.
- Size & Location description: The Division of Wannon is located in south-western Victoria. It covers an area of 32 047 sq km from the southern coastline of Victoria and the South Australian border and includes the shires of Glenelg, Southern Grampians, Moyne, Ararat, Warrnambool, Corangamite, Pyrenees and Central Goldfields. The main towns and areas of interest include Ararat, Avoca, Camperdown, Casterton, Hamilton, Koroit, Maryborough, Port Campbell, Port Fairy, Portland, Terang and Warrnambool.
- Products/industries of the area: Beef and dairy cattle, prime lamb, fine wool, grain, fodder, forestry, fishing, wineries, aluminium smelting, mineral sands mining, electricity generation, retail, wind farms, shipping exports including grain, wood chip, dairy products and live sheep. Significant tourist attractions include Lower Glenelg and Grampians national parks, the Twelve Apostles, coastal whale nursery, extinct volcanoes, goldfield fossicking, hang gliding and horse racing.
- First proclaimed/election: 1900/1901