Drikung Kyobpa Jikten Sumgön
Drikung Kyobpa Jikten Sumgön (Wyl. ’bri gung skyob pa ’jig rten gsum mgon) aka Ratnashri (Skt. Ratnaśrī) (1143-1217) — one of the eight main disciples of Phagmodrupa Dorje Gyalpo and the founder of the Drikung Kagyü tradition. He also received the transmission of the Kagyé from Nyang Ral Nyima Özer, who gave him the name Ratnashri.