Purnim /ˈpɜːrnᵻm/ is a township in Victoria, Australia. The town is located 250 kilometres (155 mi) south west of the state capital, Melbourne, on the Hopkins Highway midway between Warrnambool and Mortlake. At the 2006 census, Purnim and the surrounding area had a population of 459.
Purnim Post Office opened on 1 November 1868.
Buildings of interest are the Purnim Hotel, Purnim Mechanics Institute hall (built in 1901), the abandoned Australian rules football oval, the primary school, and a church. A milk bar was joined to one of the houses until 2003.
Purnim has a cricket team competing in the Grassmere Cricket Association.