Sugar Island (disambiguation) refers to various locations and entities that share the name "Sugar Island." One notable example is Sugar Island in Michigan, which is situated in the St. Marys River and is known for its natural beauty and recreational opportunities. Another example is Sugar Island in Canada, located in the province of Ontario. This island is part of the Thousand Islands archipelago and is recognized for its scenic landscapes and outdoor activities. Other uses of the term may refer to different islands or cultural references, such as the song "Sugar Island" by The Band.