Walthamstow is a constituency in Greater London created in 1974 and represented in the House of Commons of the UK Parliament since 2010 by Stella Creasy, a member of the Labour and Co-operative Party, in political union with the Labour Party.

Stella Judith Creasy is a British Labour and Co-operative politician who has been Member of Parliament (MP) for the London constituency of Walthamstow since 2010.