Hoseason Island () is an island 6 nautical miles (11 km) long and 3 nautical miles (6 km) wide, lying 20 nautical miles (37 km) west of Trinity Island in the Palmer Archipelago. This name, which has appeared on charts for over 100 years, commemorates James Hoseason, first mate on the Sprightly, an Enderby Brothers sealing ship which operated in these waters in 1824.-25.
This article incorporates public domain material from the United States Geological Survey document "Hoseason Island" (content from the Geographic Names Information System).