Ma Rinchen Chok
From Rigpa Wiki
Ma Rinchen Chok (Tib. རྨ་རིན་ཆེན་མཆོག་, Wyl. rma rin chen mchog) — one of the twenty-five disciples of Guru Rinpoche and the seven men to be tested. He became one of Vimalamitra’s closest disciples and assisted him in the translation of the Guhyagarbha Tantra. With Vimalamitra, he also translated Vimalamitra’s own commentary on the Guhyagarbha, and the Cittabindu Upadesha, a text by the three great siddhas Buddhaguhya, Lilavajra and Vimalamitra.