The London Declaration was a declaration issued by the 1949 Commonwealth Prime Ministers' Conference.

London Declaration may also refer to:

The London Declaration concerning the Laws of Naval War (1909) The Declaration of St James's Palace (1941) The London Declaration on Combating Antisemitism (2009) The London Declaration for Global Peace and Resistance against Extremism (2011) The London Declaration on Neglected Tropical Diseases (2012)

See also

List of conferences in London London Agreement (disambiguation) London Protocol (disambiguation) Treaty of London (disambiguation)