Thorne is a market town and civil parish in the City of Doncaster in South Yorkshire, England.

[citation needed] Thorne lies east of the River Don, on the Stainforth and Keadby Canal, and is located at approximately 53°36′30″N 0°57′30″W / 53.60833°N 0.95833°W / 53.60833; -0.95833, at an elevation of around 16 feet (5 metres) above sea level, on the Yorkshire side of the border with Lincolnshire.

Thorne Community Wood is a community woodland created from agricultural land by Thorne-Moorends Town Council, and The Peatlands Way, a circuitous walk around the wildlife areas of Thorne and Hatfield Moors, passes to the north of the town.

For many decades in the twentieth century Thorne Colliery was a central focus of employment within the town, although its history was very troubled.

In recent years, employment opportunities have been increasing, most notably since the opening of Nimbus Park on the outskirts of the town, where The Range have operated a major distribution centre since 2012.

Peel Hill Castle is the earthwork remains of a Norman motte built by the de Warenne family.

In September 2005 a newly built school, Trinity Academy, opened in Thorne, specialising in Business and Enterprise.

[9] The academy replaced Thorne Grammar School, whose notable alumni were the opera singer Lesley Garrett; George Porter, a Nobel Prize-winning chemist; Charles Spencer, pianist; and Sir Graham Hall, former CEO of Yorkshire Electricity.

Rather than two sweeping bends, the track is shown on contemporary ordnance survey maps as having four corners and four straights.

The Sea Cadet unit in Thorne, TS Gambia, offers watersports and other activities to young people within the town.