Mount Duff, also named Boundary Peak 174, is a mountain in Alaska and British Columbia, located on the Canada–United States border, and part of the Southern Icefield Ranges of the Saint Elias Mountains.

[1] It was named in 1923 for Sir Lyman Poore Duff, (1865-1955), a junior counsel before the International Boundary Commission in 1903, and Judge of the Supreme Court of Canada.

[2] This article related to a mountain, mountain range, or peak in British Columbia, Canada is a stub.

You can help Wikipedia by expanding it.This article about a location in the Interior of British Columbia, Canada is a stub.

You can help Wikipedia by expanding it.This article about a location in the City and Borough of Yakutat, Alaska is a stub.