Three lay patriarchs of the Sakya tradition.

The Three Lay Patriarchs of the Sakya Tradition, literally the 'Three White Ones' (Tib. karpo nam sum) are:

1. Sachen Kunga Nyingpo (1092-1158)
   
2. Lopön Sonam Tsemo (1142-1182)
   
3. Jetsun Drakpa Gyaltsen (1147-1216)