Weston-on-Trent is a village and civil parish in the South Derbyshire district of Derbyshire. The population of the civil parish at the 2011 census was 1,239. It is to the north of the River Trent and the Trent and Mersey Canal. Nearby places include Aston-on-Trent, Barrow upon Trent, Castle Donington and Swarkestone.

South Derbyshire is a local government district in Derbyshire, England. The district covers the towns of Melbourne and Swadlincote as well as numerous villages and hamlets such as Hilton, Hatton, Etwall, Aston-on-Trent, Repton, Weston-on-Trent and Willington. About a third of the National Forest lies within the district.