Drenpa Namkha
Drenpa Namkha (Tib. དྲན་པ་ནམ་མཁའ་, Wyl. dran pa nam mkha' ) aka Kyerpön Chenpo — one of the twenty-five disciples of Guru Rinpoche. He was a realised master from the Bön tradition before becoming a Buddhist monk and disciple of Guru Rinpoche.