Wentworth and Dearne (UK Parliament constituency)

Wentworth and Dearne was a constituency in South Yorkshire represented in the House of Commons of the UK Parliament since its 2010 creation by John Healey, a member of the Labour Party who served as Shadow Secretary of State for Defence from 2020.

Further to the completion of the 2023 review of Westminster constituencies, the seat was abolished. Subject to boundary changes, which entailed the loss of the two Dearne wards, and offset by the addition of the City of Doncaster wards of Conisbrough, and Edlington and Warmsworth it was reformed as Rawmarsh and Conisbrough, and was first contested at the 2024 general election.