Khenpo Ngawang Norbu
Khenpo Ngawang Norbu(Wyl. mkhan po ngag dbang nor bu) (1886-1958) - a khenpo at Dzogchen monastery and the father and teacher of Jikdral Changchub Dorje, the sixth Dzogchen Rinpoche. He was also a teacher of Alak Zenkar Rinpoche, Tsara Dharmakirti and Khenpo Tsöndrü.