Willam Stark was Lord of Winterfell in the early 3rd century AC. He was beheaded at the Battle of Long Lake in 226 AC by the King Beyond the Wall Raymun Redbeard. Raymun was subsequently killed by Willam’s brother Artos Stark.
Willam was married twice, to Melantha Blackwood and Lyanne Glover. He had two children with Melantha Blackwood, Edwyle and Jocelyn. He also had one son with Lyanne Glover, Brandon. Edwyle succeeded his father as Lord of Winterfell, married and had one son. Jocelyn married Benedict Royce of the Vale, together they had three daughters whose names are unknown but who lived to adulthood and married into other Vale houses. Brandon’s fate is unknown.