From A Wiki of Ice and Fire
|Culture(s)||Vale mountain clans|
A Game of Thrones (mentioned)|
A Clash of Kings (mentioned)
A Feast for Crows (appendix)
A Dance with Dragons (mentioned)
Dolf, known as Dolf son of Holger because of his father, is the father of Shagga son of Dolf and a member of the Stone Crows. He taught Shagga everything he knew about warfare. It is unknown if Dolf is still alive.