Round Island or île Ronde may refer to:

Australia

Round Island (Queensland) Round Island North Queensland is part of the Frankland Islands 30 km north-east of Babinda, and south-west of Cairns. It is around 4 hectares or 0.04 square km in size. The Frankland Islands are teeming with permanent and migratory marine ...

, Frankland Islands * Round Island (Tasmania), Hogan Group, northern Bass Strait

Canada

* Round Island, Nova Scotia * Round Island (Nunavut) (two: Coutts Inlet, Baffin Bay, and Cross Bay, Chesterfield Inlet; there is also a Round Rocks Island) * Île Ronde (Îles Laval), in the

Rivière des Prairies The Rivière des Prairies (; ), called the Back River in English, is a delta channel of the Ottawa River in southwestern Quebec, Canada. The Kanien'kehá:ka called it ''Skowanoti'', meaning "River behind the island". The river separates the citi ...

, Quebec

China

Robert Island (Paracel Islands) Robert Island, also known as Round Island and Ganquan Island (; ) is an island in the Paracel Islands, in the South China Sea. Like the other Paracel Islands, it is controlled by China (PRC) but is claimed by both Taiwan (ROC) and Vietnam. It is a ...

, also known as Round Island, occupied by China (PRC) and also claimed by Taiwan (ROC) and Vietnam

France

île Ronde, Brest The Île Ronde (literally ''Round Island''; ) is a French islet to the south west of Pointe de l’Armorique, in the roadstead of Brest, within the territory of the commune of Plougastel-Daoulas. Its highest point is 24 m. Facing Île Ronde, ...

, in the roadstead of Brest

Hong Kong

* Round Island or Pak Sha Chau (白沙洲), in North District * Round Island, Hong Kong or Ngan Chau (銀洲), in Southern District

Mauritius

île Ronde, Mauritius Round Island is an uninhabited islet 22.5 kilometres north of Mauritius. It has an area of 1.69 square kilometres and a maximum elevation of 280 metres. The island has been a nature reserve since 1957 and is administered jointly by the National ...

, an islet on the coast of Mauritius * Bolyeriidae, also known as the ''Round Island boas'' *

Round Island day gecko The Round Island day gecko (''Phelsuma guentheri)'', also known commonly as Günther's gecko, is an endangered species of lizard in the family Gekkonidae. The species is endemic to the islet Round Island, Mauritius, and typically dwells on palm ...

New Zealand

* Round Island (Bay of Islands)

Seychelles

Round Island, Mahé Round Island is an island in Seychelles, lying in the northeast shores of Mahe. There is also a Round Island near the island of Praslin. History In 2005 the island was bought by a Seychellois family with Indian roots and in December 2013 open ...

Round Island, Praslin Round is an island in Seychelles, lying less than a mile (550 m) southeast of the island of Praslin tilted a little to the southeast of Praslin's easternmost Peninsula and 48 km north-east of the island of Mahe Geography Round is a granite ...

United Kingdom

* Round Island (Dorset) *

Round Island, County Down Round or rounds may refer to: Mathematics and science * Having no sharp corners, as an ellipse, circle, or sphere * Rounding, reducing the number of significant figures in a number * Round number, ending with one or more zeroes * Round (crypto ...

, a townland in County Down, Northern Ireland * Round Island, County Fermanagh, a townland in County Fermanagh, Northern Ireland *

Round Island, Isles of Scilly Round Island Lighthouse ( "the hump lighthouse"), in the Isles of Scilly was designed by William Tregarthen Douglass for Trinity House and completed in 1887. At the time of building it was one of three lights in the Isles of Scilly, the others ...

, the location of Round Island Light, Cornwall

United States

Round Island (Aleutian Islands) Round Island (Imlichin in Aleut) is a 0.1-mile-wide (160 m) island in the Krenitzin Islands, a subgroup of the Fox Islands group of the Aleutian Islands in the U.S. state of Alaska Alaska ( ) is a non-contiguous U.S. state on the no ...

, Alaska *

Round Island (Nanticoke River) Round Island or île Ronde may refer to: Australia * Round Island (Queensland), Frankland Islands * Round Island (Tasmania), Hogan Group, northern Bass Strait Canada * Round Island, Nova Scotia * Round Island (Nunavut) (two: Coutts Inlet, ...

in Maryland; see

List of islands of Maryland Maryland has 281 named islands within its many waters and waterways, including the Atlantic Ocean; the Chesapeake Bay and its many tributary tide, tidal rivers, creeks and bays; as well as within larger whitewater rivers like the upper Potomac Rive ...

Bumpkin Island __NOTOC__ Bumpkin Island, also known as Round Island, Bomkin Island, Bumkin Island, or Ward's Island, is an island in the Hingham Bay area of the Boston Harbor. Bumpkin Island is part of Boston Harbor Islands National and State Park. The islan ...

, Massachusetts, also known as ''Round Island'' *

Round Island (Michigan) Round Island is an uninhabited island in Mackinac County of the U.S. state of Michigan. It is located in the Straits of Mackinac, which connect Lake Michigan and Lake Huron. The Native Americans call the island "Nissawinagong." The island ha ...

Round Island Light (Michigan) The Round Island Light, also known as the Old Round Island Point Lighthouse, is a lighthouse located on the west shore of Round Island in the shipping lanes of the Straits of Mackinac, which connect Lake Michigan and Lake Huron. It was deemed n ...

, a lighthouse on the above island *

Round Island (Detroit River) Round Island is an island in the Detroit River in southeast Michigan. It is part of Grosse Ile Township, in Wayne County. Its coordinates are , and the United States Geological Survey The United States Geological Survey (USGS), founded as ...

, a different island in southeast Michigan *

Round Island (Mississippi) Round Island is a small, uninhabited island in the Mississippi Sound, south of Pascagoula, Mississippi, U.S.A. The island is a coastal preserve, situated in Jackson County and managed by the Mississippi Department of Marine Resources. The ...

Iona Island (New York) Iona Island is a island of the Hudson River in the town of Stony Point, New York, on its west bank. The island is located approximately south of the Bear Mountain Bridge and is separated from the Hudson's western shore by mudflats and freshwate ...

, part of which is known as ''Round Island'' * Round Island, in

Lake Bonaparte (New York) Lake Bonaparte is located in Lewis County, New York named after Joseph Bonaparte of the House of Bonaparte. The lake has many different species of fish, and is stocked regularly by the NYSDEC. Fishing The lake is good for both ice fishing and ...

* Round Island (Ohio), located within Buckeye Lake, Fairfield County