This is a list of members of the United Nations. The list includes the date each country joined the United Nations.
The member states can be sorted by their official designations and dates of joining by clicking on the buttons in the header of the columns. Original members are listed with a blue background.
↑Benin: Name was changed from Dahomey on 2 December 1975.
↑Plurinational State of Bolivia: Previously referred to as Bolivia until 9 April 2009.
↑Burkina Faso: Name was changed from Upper Volta on 6 August 1984.
↑Cabo Verde: Previously referred to as Cape Verde. On 24 October 2013, Cabo Verde requested that its name no longer be translated into different languages.[1]
↑Cambodia: Name was changed to the Khmer Republic on 7 October 1970, and back to Cambodia on 30 April 1975. Name was changed again to Democratic Kampuchea on 6 April 1976, and back to Cambodia on 3 February 1990.
↑Cameroon: Previously referred to as Cameroun (before merging with Southern Cameroons in 1961). By a letter of 4 January 1974, the Secretary-General was informed that Cameroon had changed its name to the United Republic of Cameroon. Name was changed back to Cameroon on 4 February 1984.
↑Central African Republic: By a letter of 20 December 1976, the Central African Republic advised that it had changed its name to the Central African Empire. Name was changed back to the Central African Republic on 20 September 1979.
↑Côte d'Ivoire: Until 31 December 1985 referred to as Ivory Coast.
↑Czechia: Previously referred to as Czech Republic until 17 May 2016.
↑Name was changed from the Democratic Republic of the Congo to Zaire on 27 October 1971, and back to the Democratic Republic of the Congo on 16 May 1997.
↑Eswatini: Name was changed from Swaziland on 19 April 2018.
↑Withdrew from the UN on 20 January 1965. It rejoined on 28 September 1966.
↑Islamic Republic of Iran: Previously referred to as Iran. By a communication of 4 November 1982, Iran informed the Secretary-General that it should be referred to by its complete name of the Islamic Republic of Iran.
↑Kazakhstan: Spelling was changed from Kazakstan on 20 June 1997.
↑Lao People's Democratic Republic: Name was changed from Laos on 2 December 1975.
↑Libya: Formerly recognised as the Libyan Arab Republic from 1969 after originally being admitted as Libya. By notes verbales of 1 and 21 April 1977, the Libyan Arab Republic advised that it had changed its name to the Libyan Arab Jamahiriya. On 16 September 2011, the UN General Assembly awarded the UN seat to the National Transitional Council, thereby restoring the original name of Libya.
↑Maldives: Name was changed from Maldive Islands on 14 April 1969.
↑Myanmar: Name was changed from Burma on 17 June 1989.
↑North Macedonia: Name was changed from The former Yugoslav Republic of Macedonia on 11 February 2019.
↑Republic of Moldova: Referred to as Moldova from 6 October 2006 to 10 September 2008.
↑Saint Kitts and Nevis: Referred to as Saint Christopher and Nevis until 28 December 1986.
↑Samoa: The country was formerly named "Western Samoa" until 4 July 1997, but nevertheless always referred to as just "Samoa".