From A Wiki of Ice and Fire
|Title||Lord of Evenfall|
|Born||In 245 AC or 246 AC|
|Book(s)|| A Clash of Kings (mentioned)|
A Storm of Swords (mentioned)
A Feast for Crows (mentioned)
A Dance with Dragons (mentioned)
Selwyn is remembered by Brienne as having a new woman every year. He kept a singer every year of Brienne's childhood, allowing her to memorize all the songs.
A Clash of Kings
When Davos Seaworth is sent to ask after the allegiance of the stormlords, Lord Selwyn only agrees to a midnight meeting in a grove with Davos, where the Evenstar informs him of his refusal to join Stannis Baratheon.
A Storm of Swords
Upon learning that Brienne has been captured by Lord Roose Bolton and the Brave Companions, who send a raven demanding a ransom, Lord Selwyn sends a return raven offering three hundred dragons for Brienne's safe return. Vargo Hoat rejects the offer, believing Selwyn is trying to cheat him by withholding sapphires.