Artos Flint is the second son of Lord Torghen Flint, known as The Flint, or Old Flint clan chief of the first Flints, a mountain clan in the North. He is the half-brother of Black Donnel Flint.
A Dance With Dragons
Artos is among the Flints who march with King Stannis Baratheon's army to retake Deepwood Motte from Asha Greyjoy. After the battle, Artos sits upon Stannis' war council alongside several other Northern clansmen. He endorses the plan for Stannis' army to march on the Boltons in Winterfell, noting that it is only a three-hundred mile march to the castle.
Quotes by Artos