| Country | Official and national Languages | Other spoken Languages |
| American Samoa | English | Samoan (closely related to Hawaiian and other Polynesian languages), note: most people are bilingual |
| Australia | (no official language) Australian English (80% of the population) | Mandarin, Italian, Aboriginal and Torres Strait Islander languages, many of those languages are considered to be ‘endangered’. |
| Cook Islands | English | Maori |
| Fiji | English | Fijian, Hindustani |
| French Polynesia | French | Tahitian |
| Guam | English | Chamorro, Japanese |
| Kiribati | English | I-Kiribati |
| Marshall Islands | English, Marshallese, (two major Marshallese dialects from the Malayo-Polynesian family) | Japanese |
| Micronesia (Federated States of) | English | Trukese, Pohnpeian, Yapese, Kosrean, Ulithian, Woleaian, Nukuoro, Kapingamarangi |
| Nauru | Nauruan (a distinct Pacific Island language), English | English is widely understood, spoken, and used for most government and commercial purposes. |
| New Caledonia | French | 33 Melanesian-Polynesian dialects. |
| New Zealand | English, Maori |
| Niue | English | Niuean (a Polynesian language closely related to Tongan and Samoan). |
| Northern Mariana Islands | English | Chamorro, Carolinian; note: 86% of population speaks a language other than English at home. |
| Palau | English and Palauan official in all states except Sonsoral (Sonsoralese and English are official), Tobi (Tobi and English are official), and Angaur (Angaur, Japanese, and English are official) |
| Papua New Guinea | Hiri Motu (in Papua region), Tok Pisin, English (spoken by 1%-2%) | Melanesian Pidgin serves as the lingua franca, 823! living indigenous languages. |
| Pitcairn | English | Pitcairnese (mixture of an 18th century English dialect and a Tahitian dialect) |
| Samoa | Samoan (Polynesian), English |
| Solomon Islands | English is official but spoken by only 1%-2% of the population | Melanesian pidgin is lingua franca in much of the country; note: 120 indigenous languages |
| Tonga | Tongan, English |
| Tuvalu | English | Tuvaluan, Samoan, I-Kiribati (on the island of Nui) |
| Vanuatu | English, French, Bislama (Bichelama) | plus more than 100 local languages. |
| Sources: Ethnologue, ISO Country Names (ISO 3166-1), ISO Languages Names (ISO 639-1), CIA World Factbook and others. |