This article features a list of islands sorted by their name beginning with the letter I.
I
| Island's name | 
Island group(s) | 
Country/Countries
 | 
| Ibicuy | 
Paraná Delta | 
  Argentina
 | 
| Ibiza | 
  Balearic Islands | 
  Spain
 | 
| Iceland | 
 | 
  Iceland
 | 
| Ida | 
Torres Strait Islands,   Queensland | 
  Australia
 | 
| Idanha | 
Beira Baixa islands | 
  Portugal
 | 
| Idjwi | 
Lake Kivu | 
  Democratic Republic of the Congo
 | 
| Iejima | 
Okinawa Islands part of the Ryukyu Islands | 
  Japan
 | 
| Iheyajima | 
Okinawa Islands part of the Ryukyu Islands | 
  Japan
 | 
| IJsselmonde | 
  South Holland | 
  Netherlands
 | 
| Ikaria | 
 | 
  Greece
 | 
| Ikema | 
Miyako Islands part of the Sakishima Islands part of the Ryukyu Islands | 
  Japan
 | 
| Île Aganton | 
English Channel | 
  France
 | 
| Île d'Ouessant | 
English Channel | 
  France
 | 
| Île d'Yeu | 
  Pays de la Loire | 
  France
 | 
| Île-d'Aix | 
 | 
  France
 | 
| Île-d'Arz | 
Gulf of Morbihan | 
  France
 | 
| Île des Sœurs | 
Bassin de Laprairie | 
  Canada
 | 
| Île-Grande | 
English Channel | 
  France
 | 
| Île Milliau | 
English Channel | 
  France
 | 
| Île Sainte-Marguerite | 
Lérins Islands | 
  France
 | 
| Îles-de-Boucherville | 
St. Lawrence River | 
  Canada
 | 
| Îlot Saint-Ferréol | 
Lérins Islands | 
  France
 | 
| Île Saint-Honorat | 
Lérins Islands | 
  France
 | 
| Îles Sainte-Thérèse | 
St. Lawrence River | 
  Canada
 | 
| Îlot de la Tradelière | 
Lérins Islands | 
  France
 | 
| Îles d'Hyères | 
Île du Levant, Île de Porquerolles, and Île de Port-Cros | 
 | 
| Ilha Grande | 
 | 
  Brazil
 | 
| Ilhas Cagarras | 
Guanabara Bay | 
  Brazil
 | 
| Ilovik | 
Adriatic Sea | 
  Croatia
 | 
| Inaccessible | 
  Tristan da Cunha | 
  British overseas territory of   Saint Helena, Ascension and Tristan da Cunha
 | 
| Inaccessible | 
South Orkney Islands | 
Claimed by:     United Kingdom as part of the   Falkland Islands and by 
   Argentina
 | 
| Inaccessible | 
Dellbridge Islands | 
Antarctica
 | 
| Inexpressible
 | 
 | 
Claimed by:   New Zealand,   Antarctica
 | 
| Indian | 
Rock River,   Illinois | 
  United States
 | 
| Indian | 
Lake Huron,   Ontario | 
  Canada
 | 
| Ingarö | 
 | 
  Sweden
 | 
| Ingram | 
  Queensland | 
  Australia
 | 
| Inhaca | 
 | 
  Mozambique
 | 
| Inish Beg | 
Lough Erne | 
  United Kingdom
 | 
| Inish Conra | 
 | 
  Ireland
 | 
| Inish Davar | 
 | 
  Ireland
 | 
| Inish Divann | 
 | 
  Ireland
 | 
| Inish Doney | 
Lough Erne | 
  Ireland
 | 
| Inish Fovar | 
Lough Erne | 
  Ireland
 | 
| Inish Free | 
Lough Gill | 
  Ireland
 | 
| Inish Lougher | 
Lough Erne | 
  Ireland
 | 
| Inish More | 
Lough Erne | 
  Ireland
 | 
| Inishbiggle | 
County Mayo | 
  Ireland
 | 
| Inishbofin | 
County Donegal | 
  Ireland
 | 
| Inishbofin | 
County Galway | 
  Ireland
 | 
| Inishcorkish | 
Upper Lough Erne | 
  Ireland
 | 
| Inisheer | 
Aran Islands | 
  Ireland
 | 
| Inishkea North | 
County Galway | 
  Ireland
 | 
| Inishkea South | 
County Galway | 
  Ireland
 | 
| Inishleague | 
Lough Erne | 
  Ireland
 | 
| Inishlirroo | 
Upper Lough Erne | 
  Ireland
 | 
| Inishlught | 
Upper Lough Erne | 
  Ireland
 | 
| Inishmaan | 
Aran Islands | 
  Ireland
 | 
| Inishmacsaint | 
Lough Erne | 
  Ireland
 | 
| Inishmakill | 
Lough Erne | 
  Ireland
 | 
| Inishmore | 
Aran Islands | 
  Ireland
 | 
| Inishmurray | 
 | 
  Ireland
 | 
| Inishark | 
 | 
  Ireland
 | 
| Inishturk | 
Lough Erne | 
  Ireland
 | 
| Innarahu | 
Baltic Sea | 
  Estonia
 | 
| Innetalling | 
Hudson Bay,   Nunavut | 
  Canada
 | 
| Innisfallen | 
Lough Leane | 
  Ireland
 | 
| Insua | 
Minho islands | 
  Portugal
 | 
| Iona | 
Inner Hebrides | 
  Scotland
 | 
| Iona | 
Strait of Georgia | 
  Canada
 | 
| Iona | 
Placentia Bay | 
  Canada
 | 
| Iona | 
Hudson River | 
  United States
 | 
| Ios | 
Cyclades | 
  Greece
 | 
| Iowa | 
Mississippi River,   Illinois | 
  United States
 | 
| Irabu | 
Miyako Islands part of the Sakishima Islands part of the Ryukyu Islands | 
  Japan
 | 
| Irakleia | 
Cyclades | 
  Greece
 | 
| Ireland (island) | 
 | 
  Ireland,   United Kingdom
 | 
| Ireland's Eye | 
County Dublin | 
  Ireland
 | 
| Iriomote | 
Yaeyama Islands part of the Sakishima Islands part of the Ryukyu Islands | 
  Japan
 | 
| Ischia | 
Gulf of Naples | 
  Italy
 | 
| Ishigaki | 
Yaeyama Islands part of the Sakishima Islands part of the Ryukyu Islands | 
  Japan
 | 
| Island 526 | 
Mississippi River,   Missouri | 
  United States
 | 
| Island No. 8 | 
Mississippi River,   Kentucky | 
  United States
 | 
| Island No. 21 | 
Mississippi River,   Tennessee | 
  United States
 | 
| Island No. 30 | 
Mississippi River,   Tennessee and   Arkansas | 
  United States
 | 
| Island No. 63 | 
Mississippi River,   Mississippi | 
  United States
 | 
| Island No. 317 | 
Mississippi River,   Illinois | 
  United States
 | 
| Island of Montreal | 
  Quebec | 
  Canada
 | 
| Islands of St. Paul | 
Maltese islands | 
  Malta
 | 
| Islas Cíes | 
belonging to the Spanish province of Pontevedra, in Galicia | 
  Spain
 | 
| Islay | 
Inner Hebrides | 
  Scotland
 | 
| Isle of Man | 
Irish Sea | 
  Crown dependency
 | 
| Isle of Rest | 
Georgian Bay | 
  Canada
 | 
| Isle of Thanet | 
British Isles | 
  United Kingdom
 | 
| Isle of Wight | 
In Roman times was referred to as Vectis | 
  United Kingdom
 | 
| Isle of Youth | 
Greater Antilles | 
  Cuba
 | 
| Isola di San Michele | 
Venetian Lagoon | 
  Italy
 | 
| Isola Maggiore | 
Lake Trasimeno | 
  Italy
 | 
| Isra-Tu | 
Dahlak Archipelago | 
  Eritrea
 | 
| Ist | 
 | 
  Croatia
 | 
| Itamaracá | 
 | 
  Brazil
 | 
| Ithaca | 
Ionian Islands | 
  Greece
 | 
| Itu Aba | 
Spratly Islands | 
Administered by     Republic of China,  Claimed by:     China, 
   Vietnam, and     Philippines
 | 
| Isla Ixtapa | 
Ixtapa/Zihuatanejo,   Guerrero | 
  Mexico
 | 
| Iž | 
 | 
  Croatia
 | 
| Izenajima | 
Okinawa Islands part of the Ryukyu Islands | 
  Japan
 | 
See also