Clydas is a steward of the Night’s Watch. Clydas is short, bald and chinless. He is considered ugly. He has pink eyes and is hunched. He has rounded shoulders. Jon Snow estimates him to be about 60-years-old. A few white hairs still cling to his scalp.

He along with Chett helps tend to Maester Aemon’s needs and helps with the ravens at Castle Black.