in Glacier Bay, in Glacier Bay National Monument, 1.6 mi. E of Finders Bay 40 mi. NW of Hoonah, St. Elias Mts.
Named by U.S. Navy in 1880 for Richard G. Willoughby, "an Alaskan pioneer" (U.S. Coast and Geodetic Survey (USC&GS), 1883, p. 189).
Ancon Rock, Caroline Shoal, Sita Reef,
Bays:Berg Bay, Fingers Bay, Johnson Cove, North Sandy Cove, Ripple Cove, Sandy Cove, Sebree Cove, Secret Bay, Shag Cove, South Sandy Cove, Spokane Cove,
Capes:Point Carolus, Caroline Point, George Point, Point Gustavus, Rush Point, Saint James Point, Tlingit Point,
Channels:Beardslee Entrance, Sitakaday Narrows, Whidbey Passage,
Glaciers:Islands:Beardslee Islands, Boulder Island, Drake Island, Eider Island, Flapjack Island, Francis Island, Garforth Island, Geikie Rock, Lars Island, Leland Islands, Lester Island, Lone Island, Netland Island, North Marble Island, Puffin Island, Sebree Island, South Marble Island, Spider Island, Strawberry Island, Sturgess Island, Willoughby Island, Young Island,
Mountains:Marble Mountain, White Cap Mountain, Mount Wright,
Rivers:Streams:Cities: