Bucklow was, from 1945 to 1950, a county constituency of the House of Commons of the Parliament of the United Kingdom.
The House of Commons (Redistribution of Seats) Act 1944 set up Boundary Commissions to carry out periodic reviews of the distribution of parliamentary constituencies.
It also authorised an initial review to subdivide abnormally large constituencies (those exceeding an electorate of 100,000) in time for the 1945 election.
This was implemented by the Redistribution of Seats Order 1945 under which Cheshire was allocated one additional seat, by splitting the constituency of Altrincham into two seats: The Urban Districts of Bowdon, Cheadle and Gatley, Hale, and Lymm, part of the Rural District of Bucklow and the parts of the County Borough of Manchester currently in the constituency of Altrincham (the former parishes of Baguley, Northenden and Northen Etchells).
Under the Representation of the People Act 1948 (which applied from the 1950 general election), Bucklow was abolished and divided between a number of constituencies: