Beaver Island may refer to the following places:
Canada
- Beaver Island, Nova Scotia
- Beaver Island (Saskatchewan)
Mexico
- Beaver Island (Rio Grande), transferred from the U.S. in the Boundary Treaty of 1970
United States
- Beaver Island (Lake Michigan), Michigan
- Beaver Island Airport
- Beaver Island, Michigan, an unincorporated community located on the island
- Beaver Islands State Wildlife Research Area
- Beaver Island (Lake Superior), Michigan
- Beaver Island State Park, New York
- Beaver Island Township, Stokes County, North Carolina
- Beaver Island (Massachusetts)
- Big Beaver Island, Lake Winnipesaukee, New Hampshire
Other countries
- Beaver Island (Antarctica)
- Beaver Island, Falkland Islands