As a member of the American Mount Everest Expedition 1963 led by Norman Dyhrenfurth, he was the first American to reach the summit of Mount Everest.
Jim Whittaker, the first American to summit Mt Everest, was hired as the first full-time employee of REI and served as CEO during the 1960s.
Jim Thorpe | Jim Carrey | Jim DeMint | Jim Morrison | Jim Jarmusch | Jim Jones | Jim Henson | Jim Dine | Jim Starlin | Jim Reeves | Jim Flaherty | Jim Cummings | Jim Bunning | According to Jim | Whittaker Chambers | Jim O'Rourke | Jim Nabors | Jim Bohannon | Jim Lovell | Jim Lauderdale | Jim Crow laws | Jim Clark | Jim O'Rourke (musician) | Jim Keltner | Jim Crockett Promotions | Jim Brown | Jim Brickman | Jim Lee | Jim Kelly | Jim Hall (musician) |
Along with "Big Jim" Jim Whittaker and Robert Kennedy, he was a member of the 1965 climb and first ascent of Mount Kennedy in the Yukon, named after John F. Kennedy.