| Country | Government type |
| Cook Islands | self-governing parliamentary democracy |
| Coral Sea Islands | void |
| Costa Rica | democratic republic |
| Cote d'Ivoire | republic; multiparty presidential regime established 1960 note: the government is currently operating under a power-sharing agreement mandated by international mediators |
| Croatia | presidential/parliamentary democracy |
| Cuba | Communist state |
| Cyprus | republic note: a separation of the two ethnic communities inhabiting the island began following the outbreak of communal strife in 1963; this separation was further solidified after the Turkish intervention in July 1974 that followed a Greek junta-supported coup attempt gave the Turkish Cypriots de facto control in the north; Greek Cypriots control the only internationally recognized government; on 15 November 1983 Turkish Cypriot "President" Rauf DENKTASH declared independence and the formation of a "Turkish Republic of Northern Cyprus" (TRNC), which is recognized only by Turkey |
| Czech Republic | parliamentary democracy |
| Denmark | constitutional monarchy |
| Dhekelia | void |
| Djibouti | republic |
| Dominica | parliamentary democracy |
| Dominican Republic | democratic republic |
| Ecuador | republic |
| Egypt | republic |
| El Salvador | republic |
| Equatorial Guinea | republic |
| Eritrea | transitional government note: following a successful referendum on independence for the Autonomous Region of Eritrea on 23-25 April 1993, a National Assembly, composed entirely of the People's Front for Democracy and Justice or PFDJ, was established as a transitional legislature; a Constitutional Commission was also established to draft a constitution; ISAIAS Afworki was elected president by the transitional legislature; the constitution, ratified in May 1997, did not enter into effect, pending parliamentary and presidential elections; parliamentary elections were scheduled in December 2001, but were postponed indefinitely; currently the sole legal party is the People's Front for Democracy and Justice (PFDJ) |
| Estonia | parliamentary republic |
| Ethiopia | federal republic |
| European Union | void |
| Falkland Islands (Islas Malvinas) | NA |
| Faroe Islands | NA |
| Fiji | republic |
| Finland | republic |
| France | republic |
| French Polynesia | NA |
| French Southern and Antarctic Lands | void |
| Gabon | republic; multiparty presidential regime |
| Gambia, The | republic |
| Gaza Strip | void |
| Georgia | republic |
| Germany | federal republic |
| Ghana | constitutional democracy |
| Gibraltar | NA |
| Greece | parliamentary republic |
| Greenland | parliamentary democracy within a constitutional monarchy |
| Grenada | parliamentary democracy |
| Guam | NA |
| Guatemala | constitutional democratic republic |
| Guernsey | parliamentary democracy |
| Guinea | republic |
| Guinea-Bissau | republic |
| Guyana | republic |
| Haiti | republic |
| Heard Island and McDonald Islands | void |
| Holy See (Vatican City) | ecclesiastical |
| Honduras | democratic constitutional republic |
| Hong Kong | limited democracy |