From A Wiki of Ice and Fire
|Title||Lord of Duskendale|
|Died||In 129 AC, at Duskendale|
|Spouse||Lady Meredyth Darklyn|
Fire & Blood (mentioned)|
The Princess and the Queen (mentioned)
Gunthor sat on the black council. He was beheaded by Ser Criston Cole during the sack of Duskendale. Most of Gunthor's men chose to join Aegon II Targaryen, although a few followed Lord Darklyn in death.