Mount Troy is a mountain in the City and Borough of Juneau, Alaska, United States. It is a peak of the Boundary Ranges, located on Douglas Island, west of the head of Kowee Creek and 3 miles (4.8 km) southwest of the city of Juneau.In 1950, the United States Forest Service named the mountain after John Weir Troy, the territorial governor of Alaska from 1933 to 1939.