Friedrich Wolfgang Beckey (14 January 1923 – 30 October 2017), known as Fred Beckey, was an American rock climber, mountaineer and author. He made hundreds of first ascents, more than any other North American climber. In 2003, his 563-page book on the history of the region, "Range of Glaciers", was published by the Oregon Historical Society Press. Between climbs, he wrote several books, most notably the "Cascade Alpine Guide".