Smith Island or Smith's Island may refer to the following places:

Antarctica

• Smith Islands, Wilkes Land
• Smith Island (South Shetland Islands)

Australia

• Smith Islands National Park, Queensland
• Smith Island (South Australia)

Bermuda

• Smith's Island, Bermuda

Canada

• Smith Island (British Columbia), off the mouth of the Skeena River
• Smith Island (Frobisher Bay, Nunavut)
• Smith Island (Hudson Bay, Nunavut)
• Smith Island (Ontario), an island in Ontario

India

• Smith Island (Andaman and Nicobar Islands)

Japan

• Smith Island (Japan)

United States

• Smith Island (Alaska)
• Smith Island (California)
• Smith Island (Connecticut), in the Thimble Islands
• Smith Island (Illinois), in Kankakee River State Park, Illinois
• Smith Island, Maryland
• Smith Island (North Carolina), now known as Bald Head Island
• Smith Island, Virginia
• Smith Island (Washington)
  • Smith Island Light
• Smith's Island Recreation Area, Pleasant Valley Township, Scott County, Iowa

See also

• All pages with titles beginning with Smith Island
• Smith's Island (disambiguation)
• Smith Island cake, a region-specific traditional cuisine of Smith Island, Maryland, U.S.
• Smith Island cottontail, a probably extinct rabbit subspecies