Chesterfield is a constituency[n 1] represented in the House of Commons of the UK Parliament since 2010 by Toby Perkins of the Labour Party.

[3] From the 2010 general election, the boundaries were defined as comprising the following Borough of Chesterfield wards: Brimington North, Brimington South, Brockwell, Dunston, Hasland, Hollingwood and Inkersall, Holmebrook, Linacre, Loundsley Green, Middlecroft and Poolsbrook, Moor, Old Whittington, Rother, St Helen's, St Leonard's, Walton, and West.

The other two Borough of Chesterfield wards (Barrow Hill and New Whittington; Lowgates and Woodthorpe) fell within the neighbouring North East Derbyshire seat.

He remained the town's MP until his retirement from the House of Commons in 2001, when he famously remarked that his decision was taken to "spend more time on politics".

The political parties had been making preparations for an election to take place from 1939 and by the end of this year, the following candidates had been selected; *Labour: George Benson,