|Died||In 133 AC, Faircastle|
|Book(s)||Fire & Blood (mentioned)|
Alester and Gunthor Goodbrother were the joint commanders of the Greyjoy garrison at Faircastle in 133 AC, following the death of Lord Dalton Greyjoy at the hands of his own salt wife, Tess. However, in a dispute over another salt widow, Lysa Farman, Alester was slain by Gunthor.
- Fire & Blood, Under the Regents - The Voyage of Alyn Oakenfist.