OSM tag name=Dewees Island matches Dewees Island in these Wikidata fields:
| Barrier islands of South Carolina | place=islet, place=island, boundary=administrative, admin_level |
| Car-free islands of the United States | place=islet, place=island, boundary=administrative, admin_level |
| Islands of Charleston County, South Carolina | place=islet, place=island, boundary=administrative, admin_level |
| Islands of South Carolina | place=islet, place=island, boundary=administrative, admin_level |
| Private islands of the United States | place=islet, place=island, boundary=administrative, admin_level |
| South Carolina Sea Islands | place=islet, place=island, boundary=administrative, admin_level |