Lewis Island

Lewis Island may refer to:


 * Canada
 * Lewis Island (British Columbia), an island near the mouth of the Skeena River on the North Coast of British Columbia
 * Crease Island, British Columbia, was formerly known as Lewis Island
 * Lewis Island (Nova Scotia), an island in Inverness County, Nova Scotia
 * Lewis Island (Algoma), an island in the Algoma District of Ontario
 * Lewis Island (Leeds County), an island in Leeds County, Ontario
 * Lewis Island (Manitoba), an island in Manitoba
 * Lewis Islands, Newfoundland and Labrador, in the Terra Nova Peninsula region
 * Lewis Island (Newfoundland and Labrador), one of four islands in that province
 * Lewis Island Tickle, a channel in Newfoundland and Labrador


 * United States
 * Lewis Island (Connecticut), off the shore of the state of Connecticut
 * Lewis Island (Georgia)


 * Elsewhere
 * Lewis Island (Antarctica)
 * Lewis Island (South Australia)
 * West Lewis Island (Dampier Archipelago, Western Australia)
 * East Lewis Island (Dampier Archipelago, Western Australia)
 * Isle of Lewis, a peninsula in the Outer Hebrides, Scotland
 * Lewis and Harris, Outer Hebrides, the largest island in Scotland