|Title || Archmaester|
|Book(s) || A Feast for Crows (mentioned)|
Archmaester Theobald is an archmaester of the Citadel. He is considered a gruff but good man. His ring, mask and rod are made of lead.
A Feast for Crows
Theobald was named Seneschal of the Citadel after Archmaester Walgrave's name was chosen. However Walgrave is not of sound mind, so Theobald offered to take his place.