Margaret Eileen Joyce Wheeler, Baroness Wheeler (born 25 March 1949) is a British life peer currently serving as a Labour member of the House of Lords since 2010 and as Government Deputy Chief Whip in the House of Lords since 2024.
In the 2005 Birthday Honours she was appointed a Member of the Order of the British Empire (MBE) for services to Trade Unions.
She was created a life peer on 20 June 2010 taking the title Baroness Wheeler, of Blackfriars in the City of London, and was introduced in the Lords on 14 July 2010.