National Alliance may refer to:
Electoral alliances
National Alliance (Egypt) (2015)
National Alliance (Ireland) (2024 onwards)
National Alliance (Pakistan) (2002-2004)
Nation Alliance (Turkey) (2018-2023)
Political parties and organizations
Anguilla National Alliance
National Alliance (Australia) (1974)
National Alliance (Greece)
National Alliance (Italy)
National Alliance (Latvia) (2010 onwards)
National Alliance (Lithuania)
National Alliance (Malaysia)
National Alliance (Netherlands) (2003-2007)
National Alliance (Norway)
National Alliance of Democratic Forces
National Alliance of Russian Solidarists
National Alliance (Peru)
National Alliance of Workers, Farmers, University Students, and Reservists
National Alliance (Portugal)
National Alliance (Saint Lucia)
National Alliance (Sint Maarten)
National Alliance (South Africa)
National Alliance (Spain)
National Alliance (Sweden)
National Alliance (United States)
National Alliance (Uruguay)
National Alliance July 18 (1977)
National Alliance Party (Papua New Guinea)
National Alliance Party of Fiji
National Alliance Party of Kenya
Nationalist Alliance (2005-2008)
San Marinese National Alliance
Somali National Alliance
Publications
National Alliance (newspaper), a newspaper of the Farmers' Alliance