Ser Hosteen Frey is a knight of House Frey and the sixth son of Lord Walder Frey, his first with Amarei Crakehall. He is a fierce fighter and a seasoned soldier. He serves under Roose Bolton during the War of the Five Kings.
A Game of ThronesEdit
A Clash of KingsEdit
A Storm of SwordsEdit
He is present at Harrenhal when Ser Jaime Lannister arrives, after having been captured by the Brave Companions. He also attends the Red Wedding, being tasked with killing Lucas Blackwood, the son of Lord Tytos Blackwood.
A Dance with DragonsEdit
Hosteen is sent north, with his brother Ser Aenys Frey, to command the Frey force ssisting Roose Bolton in The North. He loses an ear to frostbite. He attends the wedding of Jeyne Poole (disguised as Arya Stark) and Ramsay Bolton. He initially believes that Theon Greyjoy is responsible for the murders at Winterfell, but soon accuses Lord Wyman Manderly instead. After the murder of his nephew, Little Walder Frey, he accuses Wyman again, who replies with an insukt and a denial. Hosteen attacks Wyman, and would hve killed him had it not been for White Harbor knights. Roose Bolton places him in the vanguard of the army marching to meet Stannis Baratheon.