About Tulku Dragpa Gyaltsen

Trülku Drakpa Gyeltsen (1619–1656) was an important Gelugpa lama and a contemporary of the 5th Dalai Lama (1617–1682). His Seat was the upper residence of Drepung Monastery, a famous Gelug gompa located near Lhasa.
Venerable Thubten Chodron
Tsongkhapa Lobsang Drakpa

Well-known Lamas in Tibetan Buddhism

is a title for a teacher of the Dharma in Tibetan Buddhism. The name is similar to the Sanskrit term guru, meaning "heavy one", endowed with qualities the student will eventually embody. The Tibetan word "Lama" means "highest principle", and less literally "highest mother" or "highest parent" to show close relationship between teacher and student. This is a list of some well-known Lamas in Tibetan .