Zubchaty () is an uninhabited island in Shelikhov Gulf of the northeastern Sea of Okhotsk. It lies on the eastern side of Penzhina Bay. It has a serrated summit.
It is within the Tigilsky District of Kamchatka Krai, in the Russian Far East.
American whaleships cruised for bowhead whales off the island from 1863 to 1889. They called it Crag Island.