Eon Hunter

Eon Hunter is a minor character in Game of Thrones. He was originally played by guest star Barrington Cullen and appears in "A Golden Crown."

Eon Hunter is the Lord of Longbow Hall and the head of House Hunter, a vassal family to House Arryn of the Eyrie.

Season 1
Lord Hunter is present when Tyrion Lannister demands a trial by combat for the charges of murdering Jon Arryn and conspiring to murder Bran Stark. After a young knight offers to champion for Lady Lysa Arryn, Lord Hunter asks for the chance to avenge the death of Lord Arryn as well.

In the books
In the Song of Ice and Fire novels, Eon Hunter is the ruling lord of is the ruling lord of House Hunter of Longbow Hall and has been so for nearly sixty years. Half-crippled by gout, Lord Eon is older than Jon Arryn and has three quarrelsome sons: Gilwood, Eustace and Harlan.