This article features a list of islands sorted by their name beginning with the letter S.
S
Island's name Island group(s) Country/CountriesSaaremaa West Estonian Archipelago; Baltic Sea Saarnaki laid Väinameri Sea Saba Lesser Antilles Cayo Sabinal Greater Antilles Sable Sabrina Balleny Islands Ross Dependency, Sabula Saddle South Orkney Islands Claimed by: as part of the and by Safra Alentejo islands St AgnesIsles of Scilly Saint Anastasia Black Sea Saint Andrews Admiralty Islands St. Armands KeySaint Barthélemy Lesser Antilles Saint Catherine Susquehanna River, Saint Catherine Potomac River, Saint Clement's Potomac River, Saint Croix , Lesser Antilles Saint Croix Saint Croix River, Saint Cyicus Black Sea Saint Eustratius Saint George Potomac River, Saint Giles Lesser Antilles Saint Ivan Black Sea Saint Helena British overseas territory of St. Helena Island (Maryland) Saint Helena Straits of Mackinac, Saint Helena Sea Islands, Saint Helena Little Round Bay, Île Saint-Honorat Lérins Islands Saint Helen's St. Lawrence River, Saint John , Lesser Antilles Saint Johns Missouri River, Saint Joseph Saint Kitts Lesser Antilles Saint Lawrence Bering Sea, Saint Lucia Lesser Antilles Saint Margaret Potomac River, Île Sainte-Marguerite Lérins Islands Saint Martin Lesser Antilles Divided between: and Kingdom of the Netherlands Saint Martin Otago Harbour Saint Martin's Isles of Scilly Saint Martin IslandBay of BengalSt Mary's Isles of Scilly Saint Matthew Bering Sea, St. Maurice Towhead Mississippi River, Saint Paul Saint Paul Pribilof Islands, Île Saint-Paul , Indian Ocean Saint Peter Black Sea Saint Pierre Manokin River, Saint Simons Golden Isles of Georgia, Saint Thomas , Lesser Antilles Saint Vincent Lesser Antilles Saint Vincent Sakhalin North Pacific, Salamina Saronic Islands Salawati Raja Ampat Islands Salina Aeolian Islands Salisbury Salsette Maharashtra Saltholm Øresund /Saltspring Gulf Islands, Samalga Fox Islands group of the Aleutian Islands, Samar Visayas Samhah Socotra Samos Island Beira Litoral Islands Samos Dodecanese Samothrace Samphrey Sampson Pleasant Bay, Cape Cod, Samsø Kattegat Samson Isles of Scilly San Andrés San Benedicto Revillagigedo Islands, San Benitos San Clemente Island Channel Islands of California, San Cristobal Solomon Islands San José San Jose San Juan San Juan Islands, San Martiño San Miguel Channel Islands of California, San Nicolas Channel Islands of California, San Pietro San Salvador The Bahamas Sanak Sanak Islands, Gulf of Alaska, Sand Cay Spratly Islands Disputed between: , , , , , and Sand Ohio River, Sand Sanday The North Isles, Sandoy SandwipBay of BengalSandy Georgian Bay, Sandy Nanticoke River, Sandy Point Sandy Point Sinepuxent Bay, Sannak Fox Islands group of the Aleutian Islands, Sans Souci Georgian Bay Santa Ana Solomon Islands Santa Barbara Channel Islands of California, Santa Catalina Channel Islands of California, Santa Clara Juan Fernández archipelago, ChileSanta Cruz Channel Islands of California, Santa Isabel Solomon Islands Santa Margarita Santa Maria Santa Rosa Channel Islands of California, Santa Rosa Santorini Cyclades São Brás Alentejo islands São Jorge São Miguel São Tomé Gulf of Guinea Saona Island Antilles Sardinia Saria Sark Channel Islands Saturna Gulf Islands, Saunders Sauvie Columbia River, Savage Near Islands group of the Aleutian Islands, Savai'i Samoan Islands Savary Georgia Straight, Sawyer Mississippi River, Sazan Bay of Vlorë Scarecrow Scharhörn North Sea Schiermonnikoog West Frisian Islands Schmidt Severnaya Zemlya, Krasnoyarsk Krai Schoinoussa Cyclades School Platte River, Schouwen-Duiveland Scilly Windward Islands, Society Islands, Overseas Lands of FranceScott Ross Dependency, Scott Potomac River, Scotts Kanawha River, Scout Tygart Valley River, Sea Fraser River, Seal South Shetland Islands Claimed by:Argentine Antarctica, , of , and of theSealion Sebatik and Secretary Sedanka Fox Islands group of the Aleutian Islands, Seguam Andreanof Islands group of the Aleutian Islands, Segula Rat Islands group of the Aleutian Islands, Seil Slate Islands of the Inner Hebrides Seiland Finnmark Île de Sein Atlantic Ocean Sejerø Kattegat Selaön Lake Mälaren Selden Potomac River, Selvagem Grande Savage Islands group of the Madeira Islands Selvagem Pequena Savage Islands group of the Madeira Islands Semisopochnoi Rat Islands group of the Aleutian Islands, Semyonovsky New Siberian Islands Senja Troms Serifos Cyclades Seven Cheat River, Seven Mile Jersey Shore, Severny Novaya Zemlya, Arkhangelsk Oblast Shackleford Shandrew Mississippi River, Shapinsay The North Isles, Sharp Georgian Bay, Sharp Sharpes Chesapeake Bay, Swan Chesapeake Bay, Sharpshin Potomac River, Shatvar Persian Gulf Shaw San Juan Islands, Shawanaga Georgian Bay, Sheek's St. Lawrence Seaway, SneadShell Shell Shell Shelldrake Brockanorton Bay, Shemya Semichi Islands cluster in the Near Islands group of the Aleutian Islands, Shenick Shepherds Potomac River, Sherbo Atlantic Ocean Sherkin Islands of Roaringwater Bay, County Cork Sherose Sherwin Potomac River, Shiashkotan Kuril Islands, Shif Persian Gulf Shikinejima Izu Islands Shikoku Japanese archipelago Shikotan Kuril Islands, , claimed by Shimoji Miyako Islands part of the Sakishima Islands part of the Ryukyu Islands Ship Gulf Coast, Ship Shippingport Ohio River, Shoe Beaver Island archipelago, Lake Michigan, Shomali Persian Gulf Shooters Newark Bay, Shortland Shortland Islands Shreves Bar Mississippi River, Shumshu Kuril Islands, Shuna Slate Islands Shuwaikh Kuwait Bay Sicily Sido Sifnos Cyclades Signy South Orkney Islands Claimed by the as part of the and by Sijiao Island Zhoushan Archipelago Sikaiana Solomon Islands Sikinos Cyclades Silba Adriatic Sea Silmido Yellow Sea Simushir Kuril Islands, Sinclair Great Barrier Reef, Sinclair's Island Sin Cowe Spratly Islands Disputed between: , , , , , and Sin Cowe EastSpratly IslandsDisputed between: , , , , , and Sindo Yellow Sea Singapore Sinjido Sint Eustatius Lesser Antilles Siø Islands of the waters south of Funen Šipan Elaphiti Islands Sipson Pleasant Bay, Cape Cod, Sipson Meadow Pleasant Bay, Cape Cod, Siquijor Visayas Sir Bani Yas Persian Gulf Sirri Persian Gulf Sitrah Persian Gulf Siu A Chau Soko Islands, Sixmile Allegheny River Sixmile Ohio River, Sjaelland Sjumansholmen Southern Gothenburg Archipelago Skantzoura Sporades Skarø Islands of the waters south of Funen Skellig Michael Skellig Islands Skiathos Sporades Skogerøy Skopelos Sporades Skraeling Skull Skúvoy Isle of Skye Inner Hebrides Skyros Sporades Slate Slate Islands, Lake Superior, Slim Mississippi River, Slim Ohio River, Slipper Slotsholmen Copenhagen Harbour Smaller Bent Persian Gulf Smaojlovich Sedov Archipelago of Severnaya Zemlya, Krasnoyarsk Krai Smith Chesapeake Bay, Smith San Juan Islands, Smith South Shetland Islands Claimed by: Argentine Antarctica, , of , and of theSmith Kankakee River, Smokehouse Lake Huron, Smøla Smooth Georgian Bay, Snake Black Sea Snake Lake Simcoe, Snake Saint Lawrence River, Snake Fishing Bay, Snake Patuxent River, Snake Potomac River, Snake Susquehanna River, Snake Georgian Bay, Snape Belcher Islands group in Hudson Bay, Snow South Shetland Islands Claimed by:Argentine Antarctica, , of , and of theSoay Inner Hebrides Soay St. Kilda group of the Outer Hebrides Sobieszewo Islands of Gdańsk SodoPort Hamilton Solomons Patuxent River, Solomons Lump Kedges Straits, Socorro Revillagigedo Islands, Socotra Socotra Solovetsky Solovetsky Islands Šolta Adriatic Sea Somerset Somerset Sondre Kvaløy Sonora Sørøya Finnmark Sotra Hordaland Sound Gruney South Jason Islands of the South South Bass Bass Islands, South Beach Cape Cod, South Brother Andaman Archipelago, Indian Ocean South Brother East River, South Brother Chagos Archipelago, Indian Ocean South Brother Atlantic Ocean, South Brother Seven Brothers, Bab-el-Mandeb South Hammocks Assawoman Bay, South Havre South Isle of Gletness South Limestone Georgian Bay South Long South Manitou Lake Michigan, South Marsh Chesapeake Bay, South Monomoy Cape Cod, South Padre South Ronaldsay The South Isles, South Uist Outer Hebrides South Watcher Georgian Bay, Southampton Southwest Cay Spratly Islands Disputed between: , , , , , and Spectacle Boston Harbor, Speedwell Spencer Susquehanna River, Spencer Susquehanna River, Spencer's Sponge Bar Willamette River, Spriggs Blackwater River, Spring Holland Straits, Spesutie Chesapeake Bay, Spetses Saronic Islands Spieden San Juan Islands, Spiekeroog East Frisian Islands Spirit Maligne Lake, Spitsbergen Svalbard Sport-sziget Danube River Split Belcher Islands, Hudson Bay, Spratly Spratly Islands Disputed between:, , , , , and Sprogø Great Belt Spry Chesapeake Bay, Square Srednij Sedov Archipelago of Severnaya Zemlya, Krasnoyarsk Krai Sri Lanka Ssese Lake Victoria Staats Stack Mississippi River, Stag St. Clair River, Stags of Broadhaven Stall Hill Lake Rico, Stansbury Great Salt Lake, Star Isles of Shoals, Starbuck Line Islands Starbuck Hudson River, Starve Lake Erie, Staten Stefansson Stephens Marlborough Sounds Stevens Lake Huron, Stevens Stewart Stewart Ohio River, Steels Susquehanna River, Steeple Jason Islands of the Sterrett Susquehanna River, Steves Chincoteague Bay, Stingaree Blackwater River, Stjernøya Finnmark Stolobny Lake Seliger, Tver Oblast Stolbovoy New Siberian Islands Stoltenhoff Nightingale Islands, British Overseas Territory of Stóra Dímun Stora Förö Southern Gothenburg Archipelago Stor Stora Karlsö Baltic Sea Stord Sunnhordland, Vestland Streymoy Stromboli Aeolian Islands Strong Pleasant Bay, Cape Cod, Stronsay The North Isles, Strynø Stuart Discovery Islands, Stuart San Juan Islands, Stucker Susquehanna River, Sturge Balleny Islands Ross Dependency, Styrsö Southern Gothenburg Archipelago Suakin Archipelago Sucia San Juan Islands, Süderoog North Frisian Islands Südfall North Frisian Islands Sue Middle River, Sugar Illinois River, Sugar Sula Møre og Romsdal Sula Sgeir British Isles Sulawesi Sumatra SunhodoPort Hamilton Suomenlinna Gulf of Finland Suðuroy Surtsey Vestmannaeyjar Susak Adriatic Sea Sutwik Suur-Pakri Pakri Islands Suvorov Cook Islands Suwad Al Janubiyah Hawar Islands Suwad Al Shamaliyah Hawar Islands Suwanosejima Tokara Islands part of the Satsunan Islands part of the Ryukyu Islands Suwarrow Cook Islands Svartsjölandet Lake Mälaren Sveaborg Gulf of Finland Sveta Neđelja Adriatic Sea Sveti Andrija Elaphiti Islands Sveti Đorđe Bay of Kotor Islands Sveti Grgur Adriatic Sea Sveti Marko Bay of Kotor Islands Sveti Nikola Adriatic Sea Sveti Stefan Adriatic Sea Svínoy Swains Tokelau chain, Swainson Potomac River, Swan Blackwater River, Swan Chesapeake Bay, Swan Swan's Sweyn Holm The North Isles, Swindle Switha The South Isles, Swona The South Isles, Sycamore Potomac River, Sycamore Allegheny River, Sylt North Frisian Islands Symi Dodecanese Syrna Dodecanese Syros Cyclades Szalki-sziget Danube Szentendrei-sziget Danube Szúnyog-sziget Danube
See also List of islands (by country) List of islands by area List of islands by population List of islands by highest point