This article features a list of islands sorted by their name beginning with the letter N.
| Island's name | Island group | Country/Dependency |
|---|---|---|
| Na Mokulua | ||
| Naart | Upper Lough Erne | |
| Nærøya | ||
| Nagy-Pandúr-sziget | Danube River | |
| Nahaleg | Dahlak Archipelago | |
| Naissaar | Tallinn Bay, Gulf of Finland | |
| Nakanoshima | Tokara Islands part of the Satsunan Islands part of the Ryukyu Islands | |
| Namdrick Atoll | Ralik Chain | |
| Namorik | Ralik Chain | |
| Namu Atoll | Ralik Chain | |
| Namyit | Spratly Islands | Disputed between: |
| Nancowry | Nicobar Islands | |
| Nanshan | Spratly Islands | Disputed between: |
| Nantucket | ||
| Napuka | ||
| Nargin | Baku Bay | |
| Nashawena | Elizabeth Islands, | |
| Nassau | Cook Islands | |
| Natuna | Natuna Islands | |
| Nauru | ||
| Naushon | Elizabeth Islands, | |
| Navassa | Greater Antilles | Claimed by the |
| Navy | Niagara River, | |
| Naxos | Cyclades | |
| Ndrova | Admiralty Islands | |
| Neal | Ohio River, | |
| Necker | ||
| Necker | ||
| Neebish Island | St. Marys River, | |
| Negei | ||
| Negit | Mono Lake, | |
| Negros | Visayas | |
| Nell | Kwajalein Atoll, Ralik Chain | |
| Nelson | ||
| Nelson | South Shetland Islands | Claimed by: Argentine Antarctica, |
| Nengonengo | ||
| Nerlandsøya | ||
| Nesøya | Salten, Nordland | |
| Neuwerk | Wadden Sea | |
| Neville | ||
| Nevis | Leeward Islands group of the Lesser Antilles | |
| New Britain | Bismarck Archipelago | |
| New Era Bar | Willamette River, | |
| New Ireland | Bismarck Archipelago | |
| New | ||
| New Guinea | Melanesia | Divided between |
| Newfoundland | ||
| New Hanover | Bismarck Archipelago | |
| New Mecklenburg | Bismarck Archipelago | |
| New World | ||
| Ngamotukaraka | Motukawao Islands, Hauraki Gulf | |
| Ngofonua | Tongatapu group | |
| Ngumi | Bajuni Islands | |
| Nguna | Shepherd Islands | |
| Ngwēl | Torres Islands | |
| Niau | ||
| Nichol | Buckhorn Lake | |
| Nicholson | Allegheny River, | |
| Nicollet | Mississippi River, | |
| Nicomen | ||
| Nightingale | ||
| Nihiru | ||
| Nihoa | ||
| Ni'ihau | ||
| Niijima | Izu Islands | |
| Nikumaroro | Phoenix Islands | |
| Ninemile | Allegheny River, | |
| Nine Mile | Mississippi River, | |
| Niniva | Lifuka group of the Haʻapai group | |
| Nisida | Flegree Islands | |
| Nisyros | Dodecanese | |
| Niuafo'ou | Niua group | |
| Niuatoputapu | Niua group | |
| Niue | ||
| Nixes Mate | Boston Harbor, | |
| Nizki | Semchi Islands group of the Near Islands in the Aleutian Islands, | |
| Île de Noirmoutier | Vendée, | |
| Île aux Noix | Richelieu River, | |
| Nólsoy | ||
| Nomans Land | ||
| Nomuka | 'Otu Mu'omu'a group of the Haʻapai group | |
| Nomuka iki | 'Otu Mu'omu'a group of the Haʻapai group | |
| No-Name | Allegheny River, | |
| Nonamesset | Elizabeth Islands, | |
| Nootka | ||
| Nora | Dahlak Archipelago | |
| Nordkvaløya | ||
| Nordaustlandet | Northeast Land, Svalbard | |
| Norderney | East Frisian Islands | |
| Norderoog | North Frisian Islands | |
| Nordmarsch-Langeneß | North Frisian Islands | |
| Nordre Kvaløy | ||
| Nordstrand | North Frisian Islands | |
| Nordstrandischmoor | North Frisian Islands | |
| Norfolk Island | Norfolk Island | |
| North | New Zealand | |
| North Andaman | Andaman Islands | |
| North Bass | Lake Erie, | |
| North Brother | Andaman Archipelago, Indian Ocean | |
| North Brother | East River, | |
| North Brother | Chagos Archipelago, Indian Ocean | |
| North Brother | Atlantic Ocean, | |
| North Brother | Seven Brothers, Bab-el-Mandeb | |
| North Dumpling | Fisher's Island Sound, | |
| North Harbour | Lake Erie, | |
| North Haven | Penobscot Bay, | |
| North Havra | ||
| North Hero | Lake Champlain, | |
| North Limestone | Georgian Bay | |
| North Long | ||
| North Manitou | Lake Michigan, | |
| North Otter | Georgian Bay | |
| North Monomoy | Cape Cod, | |
| North Ronaldsay | The North Isles, | |
| North Sentinel | Andaman Islands | |
| North Stradbroke Island | Moreton Bay Islands | |
| North Twin | Apostle Islands, | |
| North Uist | Outer Hebrides | |
| North Watcher | Georgian Bay | |
| Northeast Cay | Spratly Islands | Disputed between |
| Northwest | Timbalier Bay, | |
| Northwest Burnt | Georgian Bay | |
| Isle of Noss | ||
| Nottawasaga | Georgian Bay | |
| Nøtterøy | Vestfold | |
| Nuapapu | Vavaʻu group | |
| Isla Nueva | ||
| Nuguria | Papua New Guinea, Melanesia | |
| Nuku | Tongatapu group | |
| Nuku | 'Otu Mu'omu'a group of the Haʻapai group | |
| Nukuatea | Wallis Island | |
| Nukufaiau | 'Otu Mu'omu'a group of the Haʻapai group | |
| Nukufotu | Wallis Island | |
| Nukuhifala | Wallis Island | |
| Nukulei | Lulunga archipelago of the Haʻapai group | |
| Nukuloa | Wallis Island | |
| Nukumanu | Papua New Guinea, Melanesia | |
| Nukunione | Wallis Island | |
| Nukunukumotu | Tongatapu group | |
| Nukuoro | ||
| Nukupule | Lifuka group of the Haʻapai group | |
| Nukutapu | Wallis Island | |
| Nukuteatea | Wallis Island | |
| Nukutepipi | Duke of Gloucester Islands, | |
| Nukutula | 'Otu Mu'omu'a group of the Haʻapai group | |
| Nunivak | Bering Sea, | |
| Nyord | Baltic Sea |