Hendon South was a constituency in the former Municipal Borough of Hendon (in 1965 subsumed into the London Borough of Barnet) which returned one Member of Parliament (MP) to the House of Commons of the Parliament of the United Kingdom. It was created for the 1945 general election, when the Hendon seat was split into two, and abolished for the 1997 general election, with Childs Hill, Garden Suburb, and Golders Green wards going to Finchley and Golders Green, along with wards from Finchley. Hendon and West Hendon wards were transferred to a new constituency: Hendon.

Boundaries 1945–1974: The Municipal Borough of Hendon wards of Central Hendon, Childs Hill, Garden Suburb, Golders Green, and Park.

1974–1997: The London Borough of Barnet wards of Childs Hill, Garden Suburb, Golders Green, Hendon, and West Hendon.

Members of Parliament ElectionMemberPartyNotes 1945 Hugh Lucas-Tooth Member for Isle of Ely (1924–1929)Under-Secretary of State for the Home Department (1952–1955) 1970 Peter Thomas Member for Conwy (1951–1966)Chair of the Conservative Party (1970–1972)Secretary of State for Wales (1970–1974) 1987 John Marshall Member of the European Parliament for London NorthContested Finchley and Golders Green following redistribution 1997 constituency abolished: see Finchley and Golders Green and Hendon

Elections Elections in the 1940s

Elections in the 1950s

Elections in the 1960s

Elections in the 1970s

1979 notional result Party Vote % Conservative 20,224 52.3 Labour 11,540 29.9 Liberal 6,023 15.6 Others 861 2.2Turnout38,648Electorate

Elections in the 1980s

Elections in the 1990s

Notes and references