A Clash of Kings (Mentioned)|
A Storm of Swords (Mentioned)
A Feast for Crows (Mentioned)
A Dance with Dragons (Appears)
A Clash of Kings
When Robett Glover and Galbart Glover went south with Robb Stark, they left Deepwood Motte in the hands of Sybelle. However, it is in fact her steward who rules the place, also going with some men to the harvest feast at Winterfell in her place, excusing Sybelle who allegedly did not want to leave her small children behind or subject them to the long journey.
Sybelle and her children are captured when the ironmen take Deepwood Motte.
A Storm of Swords
Sybelle and her children are kept captive at Deepwood Motte.
A Feast for Crows
Sybelle and here children continue to remain captives of House Greyjoy.
A Dance with Dragons
Sybelle spends all her time in prayer for her children and her husband's return.