Drikung Kagyu or Drigung Kagyu (Wylie: 'bri-kung bka'-brgyud) is one of the eight "minor" lineages of the Kagyu school of Tibetan Buddhism. "Major" here refers to those Kagyu lineages founded by the immediate disciples of Gampopa (1079-1153) while "minor" refers to all the lineages founded by disciples of Phakmo Drupa (1110-1170), one of the three main disciples of Gampopa.
Read more about Drikung Kagyu: First Monastery, Lhanangpa Sect, Spiritual Heads, Drikung Kagyu Lineage Timeline