From A Wiki of Ice and Fire
|Title||Maester at Runestone|
|Book||A Feast for Crows (mentioned)|
Helliweg is a maester of the Citadel in service at Runestone to House Royce.
A Feast for Crows
Maester Helliweg's age, experience and knowledge are given as reasons why Lord Robert Arryn would be better off at Runestone than at the Eyrie.
- ↑ 1.0 1.1 A Feast for Crows, Chapter 23, Alayne I.