| Antigua and Barbuda | 1 November 1981 | |
| Australia | 11 December 1931 | |
| Bahamas, The | 10 July 1973 | |
| Bangladesh | 18 April 1972 | |
| Barbados | 30 November 1966 | |
| Belize | 21 September 1981 | |
| Botswana | 30 September 1966 | |
| Brunei | 1 January 1984 | |
| Cameroon | 13 November 1995 | |
| Canada | 11 December 1931 | |
| Cyprus | 13 March 1961 | |
| Dominica | 3 November 1978 | |
| Gambia, The | 18 February 1965 | |
| Ghana | 6 March 1957 | |
| Grenada | 7 February 1974 | |
| Guyana | 26 May 1966 | |
| India | 15 August 1947 | |
| Jamaica | 6 August 1962 | |
| Kenya | 12 December 1963 | |
| Kiribati | 12 July 1979 | |
| Lesotho | 4 October 1966 | |
| Malawi | 6 July 1964 | |
| Malaysia | 16 September 1963 | |
| Maldives | 9 July 1982 | Maldives was a special member from 9 July 1982 until 20 July 1985. |
| Malta | 21 September 1964 | |
| Mauritius | 12 March 1968 | |
| Mozambique | 13 November 1995 | |
| Namibia | 21 March 1990 | |
| Nauru | 1 November 1968 | The nation was a special member from 1 November 1968 until 1 May 1999, when it became a full member, before reverting back to special status in January 2006. |
| New Zealand | 11 December 1931 | |
| Nigeria | 1 October 1960 | Suspended in 1995, suspension lifted in 1999. |
| Pakistan | 14 August 1947 | Left in 1972, rejoined 1989; suspended in 1999, suspension lifted in 2004; again suspended in 2007, suspension lifted in 2008. Includes the city of Gwadar, transferred from Muscat and Oman on 8 September 1958. |
| Papua New Guinea | 16 September 1975 | |
| Rwanda | 29 November 2009 | |
| Saint Kitts and Nevis | 19 September 1983 | |
| Saint Lucia | 22 February 1979 | |
| Saint Vincent and the Grenadines | 27 October 1979 | Saint Vincent and the Grenadines was a special member from 27 October 1979 until 1 June 1985. |
| Samoa | 28 August 1970 | Joined as Western Samoa, subsequently changing its name to Samoa on 4 July 1997. |
| Seychelles | 29 June 1976 | |
| Sierra Leone | 27 April 1961 | |
| Singapore | †15 October 1965 | First joined as part of Malaysia on 16 September 1963. |
| Solomon Islands | 7 July 1978 | |
| South Africa | 11 December 1931 | Left on 31 May 1961, rejoined on 1 June 1994. |
| Sri Lanka | 4 February 1948 | Joined as the Dominion of Ceylon, subsequently changing its name in 1972. |
| Swaziland | 6 September 1968 | |
| Tanzania | 26 April 1964 | Merger of Tanganyika and Zanzibar. |
| Tonga | 4 June 1970 | |
| Trinidad and Tobago | 31 August 1962 | |
| Tuvalu | 1 October 1978 | Tuvalu was a special member from 1 October 1978 until 1 September 2000. |
| Uganda | 9 October 1962 | |
| United Kingdom | 11 December 1931 | |
| Vanuatu | 30 July 1980 | |
| Zambia | 24 October 1964 | |
| Fiji | 10 October 1970 | Left in 1987; rejoined in 1997; suspended on 6 June 2000; suspension lifted on 20 December 2001; again suspended in 8 December 2006 because of the 2006 Fijian coup d'état. Following the decisions taken by the Commonwealth Ministerial Action Group on 31 July 2009, Fiji Islands was suspended from membership of the Commonwealth on 1 September 2009. |
| Ireland | 11 December 1931 | One of the original Dominions at the time of the Statute of Westminster 1931. Left after passing the Republic of Ireland Act in 18 April 1949. |
| Zimbabwe | 1 October 1980 | Suspended on 19 March 2002. Withdrew voluntarily on 7 December 2003. |
| No Results |