John Francis Ashley Erskine, Lord Erskine GCSI, GCIE was a British soldier, Conservative Party politician and administrator who served as Member of Parliament (MP) for Weston-super-Mare and Brighton. Erskine also served as the governor of Madras Presidency from 1934 to 1940.

Brighton was a parliamentary constituency of the House of Commons of the Parliament of the United Kingdom from 1832 until it was divided into single-member seats from the 1950 United Kingdom general election. Covering the seaside towns of Brighton and Hove in East Sussex, it elected two Members of Parliament (MP) by the block vote system of election.