at SE entrance to Prince William Sound, 15 mi. SW of Cordova, Chugach Mts. 22 miles long.
Named on May 12, 1778, by Captain James Cook, Royal Navy (RN), for Viscount Hinchinbroke. The island was called Santa Maria Magdalena or Saint Mary Magdalen by Don Ignacio Arteaga on July 22, 1779 (Wagner, 1937, p. 392). Captain John Meares, Royal Navy (RN), called it Rose Island in 1788. Captain Tebenkov (1852, map 6) published the Eskimo name as (Ostrov) Khtagalyuk or Khtagalyuk Island; shown as (Ostrov) Tkhalka or Tkhalka Island on an 1802 Russian map.
Loon Rock, Middle Ground Shoal, Naucestaarwikcak Point, Rip Rock, The Seven Sisters,
Bays:Port Etches, Anderson Bay, Constantine Harbor, Dan Bay, Double Bay, English Bay, Fish Bay, Garden Cove, Shelter Bay, Yelper Cove,
Capes:Point Barber, Point Horn, Cape Hinchinbrook, Eagle Point, Hook Point, Johnstone Point, Makarka Point, Phipps Point, Punta de la Cruz, Qengnaswik Point, Shelter Point,
Channels:Islands:Bocharov Island, Garden Island, Hinchinbrook Island,
Lakes:Mountains:Parks:Hinchinbrook Lighthouse Reserve,
Streams:Anderson Creek, Bear Creek, Constantine Creek, Cutoff Creek, Dan Creek, Double Creek, Eagle Creek, Etches Creek, Garden Creek, Honker Creek, Horn Creek, Kanuwalem Kuiya Creek, Makarka Creek, Nuchek Creek,