First Woman on Everest: Junko Tabei, May 16, 1975

Junko Tabei of Japan became the first woman to summit Mount Everest on May 16, 1975, as part of an all-female Japanese expedition.

She later became the first woman to complete the Seven Summits (highest peak on each continent). Tabei's achievement broke gender barriers in high-altitude mountaineering and inspired generations of female climbers.