In or between 240 AC and 247 AC
Aenys was older, crueller, and more clever
— Theon Greyjoy
Aenys Frey was an anointed knight of House Frey, and the third son of Lord Walder Frey. He is a sly man who serves as a commander of Frey forces under Roose Bolton in both The Riverlands and The North. He dies outside Winterfell after Roose puts him in charge of the Frey vanguard.
A Game of Thrones Edit
He is present at the
Twins when Catelyn Stark comes to parley with Lord Walder, though he remains silent.
A Clash of Kings Edit
he is put in command of the 1500 Frey men under the command of Roose Bolton. He is involved in the plan to take
Harrenhal, although Arya Stark seems to think that he doesn't enjoy the responsibility.
He counsels withdrawing from Harrenhal after the Lannisters beat
Stannis Baratheon at the Battle of the Blackwater, but Roose Bolton ignores this advice.
A Storm of Swords Edit
He is still at Harrenhal when
Brienne of Tarth and Jaime Lannister arrive. He seems emotionally unmoved when Brienne mentions the potential dire fate of Sansa Stark.
A Dance with Dragons Edit
Aenys has been sent north with his brother Hosteen frey to command the frey troops assisting Roose in securing the North. After people start to die in Winterfell he accuses
Theon Greyjoy, but Lady Barbarey Dustin proves him wrong.