Constitution Day is a holiday to honor the constitution of a country. Constitution Day is often celebrated on the anniversary of the signing, promulgation or adoption of the constitution, or in some cases, to commemorate the change to constitutional monarchy:


  • Abkhazia, November 26 (1994). See Constitution of Abkhazia.
  • Andorra, March 14 (1993). See Constitution of Andorra.
  • Argentina, May 1 (1853). See Constitution of Argentina. Not a public holiday
  • Armenia, July 5 (1995).
  • Australia, 9 July (1900). See Constitution of Australia. Not a public holiday.
  • Azerbaijan, November 12 (1995).
  • Belarus, March 15 (1994).
  • Belgian National Day, July 21.
    • Day of the Flemish Community, July 11 (Flemish Community only)
    • French Community Holiday, Belgium, September 27 (French-speaking community only)
    • Day of the Walloon Region, Belgium, third Sunday of September (Walloon Region only)
    • Day of the German-speaking Community of Belgium, November 15. (German-speaking community only)
  • Brazil, November 15 (1889). Dia da Proclamação da República (Republic Day) public holiday
  • Cambodia, September 24 (1993).
  • Canada Day, July 1 (1867)
  • China, December 4 (2014).
  • Cook Islands, August 4 (1965). Te Maevea Nui Celebrations. See Cook Islands#Public holidays and Politics of the Cook Islands#Constitution.
  • Denmark, June 5 (1849, 1953).
  • Dominican Republic, November 6 (1844). See History of the Dominican Republic.
  • Faroe Islands, June 5
  • Federated States of Micronesia, May 10 (1979).
  • Germany, 23 May (1949). See Basic Law for the Federal Republic of Germany, German Unity Day. Not a public holiday
  • Constitution Day (India), November 26 (1949). Indian Constitution was adopted by the Constituent Assembly on 26 November. Celebrated all over India. Not a public holiday.
  • Indonesia, August 18 (1945). Not a public holiday.
  • Ireland, December 29 (1937). Not a public holiday.
  • Italy, January 1 (1948).
  • Constitution Memorial Day (Japan), May 3 (1947).
  • Kazakhstan, 30 August
  • Kyrgyzstan, May 5 (1993). See Constitution of Kyrgyzstan.
  • Latvia, May 1 (1920). Day of Inauguration of the Constitutional Assembly of Latvia. See Constitution of Latvia.
  • Lithuania, October 25 (1992). See Constitution of Lithuania.
  • Marshall Islands, May 1 (1979). See Compact of Free Association.
  • Maldives, 22 December
  • Mexico, February 5 (1917). See Constitution of Mexico.
  • Mongolia, January 13.
  • Netherlands, December 15. (Koninkrijksdag)
  • Niue, October 19 (1974). See Niue Constitution Act.
  • North Korea, December 27.
  • Norway, May 17 (1814).
  • Pakistan Day, March 23 (1973).
  • Palau, July 9.
  • Philippines. February 2 (1987). See the 1987 Constitution
  • Poland, May 3 (1791). See Constitution of May 3, 1791.
  • Puerto Rico, July 25 (1952). Also commemorated as Occupation Day (1898).
  • Romania, December 8 (1991).
  • Russia, December 12 (1993). Not a public holiday since 2005. (День Конституции Российской Федерации (ru))
  • Statehood Day (Serbia), February 15 (1835).
  • Slovakia, September 1 (1992).
  • South Korea, July 17 (1948).
  • Spain, December 6 (1978). See Spanish constitutional referendum, 1978.
  • Sweden, June 6 (1809, 1974). Also known as the Day of the Swedish flag.
  • Taiwan, December 25 (1946). See Constitution of the Republic of China, Public holidays in Taiwan.
  • Tajikistan, November 6 (1994).
  • Thailand, December 10 (1932).
  • Ukraine, June 28 (1996).
  • United States, September 17 (1787).
  • Constitution Day, July 18 (1830). Jura de la Constitución de la República Oriental del Uruguay. See Constitution of Uruguay.
  • Uzbekistan, December 8 (1992).
  • Vanuatu, October 5 (1979).