Millicent is a town in South Australia, 399 kilometres (248 mi) south-east of Adelaide, and 50 kilometres (31 mi) north of Mount Gambier. In the 2011 census, the population was 5,024.
The town is home to the Millicent National Trust Museum, Millicent Library & Gallery, Millicent Civic & Arts Centre, the South East Family History Group, and is nearby to the Tantanoola Caves Conservation Park and the Canunda National Park.
Close by the town is Lake Bonney SE which is home to South Australia's largest wind turbine farm. Millicent is also home to the man-made lake, Lake McIntyre, a native bird and wildlife reserve.