From A Wiki of Ice and Fire - A Song of Ice and Fire & Game of Thrones
|Book(s)|| A Clash of Kings (mentioned)|
A Storm of Swords (mentioned)
A Feast for Crows (mentioned)
|Personal Arms||Quarterly, blue over a castle argent a bend sinister gules; Or three mistletoes a bordure vert.|
Like his father, he also has a personal blazon.