Son of Cospatric, earl of Dunbar (d.1138)(Familial relationship)
- Cospatric, earl of Dunbar (d.1166)
- From Source
3/3/10 (Chrs. David I, no. 121)
- Firm date
- 1143 X 24 August 1147
- Dating Notes
- Birth of William I × death of John, bishop of Glasgow This charter is similar to King David's (<em>Chrs. David I</em>, no. 120).