Swan Island may refer to:
Places
Australia Little Swan Island, Tasmania Swan Island (Tasmania) Swan Island (Victoria)
Falkland Islands Swan Islands, Falkland Islands Weddell Island, formerly Swan Island
United Kingdom Swan Island, London Swan Island, Surrey Swan Island, County Down, a townland in County Down, Northern Ireland Swan Island, County Antrim, a townland in County Antrim, Northern Ireland
United States Swan Island (Alaska) Swan Island (Chesapeake Bay), Chesapeake Bay Swan Island (Oregon) Swan Island Site, Illinois, an archaeological site Swan Island (Michigan)
Elsewhere Swan Islands, Honduras Swan Islands, Karkinit Bay, Ukraine, off the northwestern Crimean coast
Other uses Swan Island (band), a rock band from Portland, Oregon Swan Island Airport, Swan Island, Portland Swan Island Shipyard, Swan Island, Portland
See also Swan's Island, Maine Little Swan Island hutia, an extinct species of rodent Île des Cygnes (disambiguation), French for Swan Island or Island of Swans