England

Constituency
Hertfordshire East (1955 - 1983)
Hertfordshire North (1983 - 1997)
Hertfordshire North East (1997)
Hertfordshire South (1974 - 1983)
Hertfordshire South West (1950)
Hertfordshire West (1983 - 1997)
Hertsmere (1983)
Heston and Isleworth (1918 - 1974)
Hexham (1885)
Heywood (1885 - 1918)
Heywood and Middleton (1983 - 2024)
Heywood and Middleton North (2024)
Heywood and Radcliffe (1918 - 1950)
Heywood and Royton (1950 - 1983)
High Peak (1885)
Hillingdon Hayes and Harlington (1974 - 1983)
Hillingdon Ruislip Northwood (1974 - 1983)
Hillingdon Uxbridge (1974 - 1983)
Hinckley and Bosworth (2024)
Hitchin (1885 - 1983)
Hitchin (2024)
Hitchin and Harpenden (1997 - 2024)
Holborn (1918 - 1950)
Holborn and St Pancras (1983)
Holborn and St Pancras South (1950 - 1974)