Lhendup Dorjee was born in 1904 in
Pakyong,
East Sikkim,
Sikkim. He was born into the Khangsarpa family, who were
Sikkimese nobility Dorji Khangsarpa entered the
Rumtek monastery at the age of 6 years. His uncle, Tshurfuk Lama Rabden Dorji was the then Head Lama of the monastery and Dorjee became his disciple.
Sidkeong Tulku Namgyal, then Maharaja of Sikkim, while visiting the monastery took a great liking to the hong monk and took him to Gangtok, where he placed him in a Tibetan School. At the age of 16, Dorjee returned to
Rumtek monastery and under strict training for priesthood for two years. Thereafter on completion of his training he succeeded as the Head Lama of Rumtek monastery and its estates on the retirement of Lama Ugen Tenzing. Dorjee remained as the Head Lama in Rumtek monastery for eight years and then left the monastery to work with his brother the late Kazi Phag Tshering, who founded the Young Men Buddhist Association at Darjeeling. The two brothers founded a large number of schools in
West Sikkim and were instrumental in bringing about a number of social and other reforms. ==Political career==