South Street, Mayfair
South Street is a street in Mayfair, London, England. It runs west to east from Park Lane before merging into Farm Street.
Notable buildings include the private house, Aberconway House, listed for sale in 2007 by the developer and estate agent Portman Heritage at £46 million.
Historical residents include the courtesan Catherine Walters who lived there from 1872 until her death in 1920, and the future British Prime Minister Sir Alec Douglas-Home, born in 1903, whose childhood London home was at 28 South Street, which his family leased from the politician and stockbroker, Sir Cuthbert Quilter. It became the London home of the novelist and socialite, Barbara Cartland, from the 1930s until 1950.