Dennington is a town in the Western District of Victoria, Australia. The town is located in the City of Warrnambool local government area, 270 kilometres (170 mi) south west of the state capital, Melbourne and 5 kilometres (3.1 mi) north west of the regional centre of Warrnambool. At the 2011 census, Dennington had a population of 1,557.
The town is home to a large bulk milk powder plant operated by New Zealand dairy co-operative, Fonterra. When opened by Nestlé in 1911, it was the world's largest condensed milk plant.