Deadman Island

Deadman Island is one of the San Juan Islands in San Juan County, Washington, United States. The uninhabited, rocky island has a land area of 3.5 acres. It is part of the Geese Islets, a collection of rocky islands and reefs near the southwest shore of Lopez Island.

Conservation
Deadman Island is an oystercatcher nesting site and is also a seal haulout. it was being considered a possible location for the reintroduction of the Golden Paintbrush plant.

The island is owned by the Nature Conservancy and public visitation is generally not allowed. It is used as a research site by the Friday Harbor Laboratories.