most summits of everest
Apa Sherpa on the summit of Mt. Everest. Apa Sherpa holds the record of most summits of the world's highest mountain with 21 successful summits. On May 11, 2011, Apa Sherpa summited Everest for the 21st time, breaking his own record of 20 summits. Apa Sherpa first summited the mountain in 1990 while working for Rob Hall and Peter Hillary (son of Sir Edmund Hillary).