Dorking and Horley is a new constituency of the House of Commons in the UK Parliament.

[2] Further to the completion of the 2023 periodic review of Westminster constituencies, it was first contested in the 2024 general election,[3] since when it has been represented by Chris Coghlan of the Liberal Democrats.

The constituency is named for the towns of Dorking and Horley in Surrey.

The constituency is defined as being composed of the following as they existed on 1 December 2020: Following local government boundary reviews in Mole Valley[5][6] and Waverley[7][8] which came into effect in May 2023, the constituency is now composed of the following from the 2024 general election: The seat comprises the following areas of Surrey:[9] Mole Valley prior to 2024