Nanda Devi Unsoeld.
The following quote was taken from Wikipedia bio. entry for
mountaineer Willi Unsold. 28 Jan 2011.
"In 1976 Unsoeld and his daughter Nanda Devi were on an
expedition to climb her namesake mountain Nanda Devi, the second
highest peak in India. His daughter died during the climb, which
was plagued by accidents and eventual tragedy."