Dayan Otschir Khan also Tendzin Dorje or Dajan Chan ( Mongolian ᠳᠠᠶᠠᠨ ᠬᠠᠭᠠᠨ dayan qaɣan ; † 1668 ) was a prince of the western Mongolian Khoshuud , a sub-tribe of the Oirats . He was the son and successor of Gushri Khan . He was stationed in Lhasa . After Gushri Khan's death he became the second Khoshuud Khan in Tibet and ruled from 1655 to 1668. His successor was Dalai Khan in 1668 .