East Dunbartonshire is a county constituency of the House of Commons of the Parliament of the United Kingdom (Westminster). It elects one Member of Parliament (MP) by the first past the post system of election. The seat is possibly best known for formerly being the constituency of Jo Swinson, the former Leader of the Liberal Democrats who was defeated at the 2019 general election. The current MP for the constituency is Amy Callaghan of the Scottish National Party (SNP).