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 by the World Health Organization World Alliance for Patient Safety (2006)
• 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)

• The London Declaration issued by the Heads of State and Government participating in the meeting of the North Atlantic Council (2019)

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

This disambiguation page lists articles associated with the title London Declaration.
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