On the Iron Isles
Ruling House: House Greyjoy of Pyke
- House Blacktyde of Blacktyde - Vairy green and black
- House Botley of Lordsport - A shoal of silver fish on pale green
- House Codd - Arms Unknown
- House Drumm of Old Wyk - A bone hand, white on red
- House Farwynd of the Lonely Light - Per fesse: below a black sea with crested line, a black longship, outlined against the setting sun, dark red on orange
- House Farwynd of Sealskin Point - Arms Unknown
- House Goodbrother of Hammerhorn - A gold-banded black warhorn on red
- House Goodbrother of Shatterstone - Arms Unknown
- House Goodbrother - Arms Unknown
- {House Greyiron of Orkmont} - The sea king's head, white with dark green seaweed beard and hair, a black crown on a grey field
- House Harlaw of Ten Towers - A silver scythe on black (© RMB)
- {House Hoare of Orkmont} - Per saltire: two heavy silver chains crossing between (clockwise) a gold longship on black , a dark green pine on white, a cluster of red grapes on gold, and a black raven flying in a blue sky
- House Humble - Arms Unknown
- House Kenning of Harlaw - The storm god's cloudly hand, pale grey, yellow lightning flashing from the fingertips, on black
- House Merlyn of Pebbleton - Twining waterspouts, green on white
- House Myre of Harlaw - 10 nooses, 4-3-2-1, black on white with a border of blood
- House Netley - Arms Unknown
- House Orkwood of Orkmont - Dark green pines strewn closely together on yellow
- House Saltcliffe of Saltcliffe - A nine-headed serpent, black on silver
- House Sharp - Arms Unknown
- House Shepherd - Arms Unknown
- House Sparr of Great Wyk - Oak saltire on blue
- House Stonehouse of Old Wyk - A black brazier on a grey masonry field
- House Stonetree of Harlaw - A bare stone tree, grey on black
- House Sunderly of Saltcliffe - A drowned man, pink and pale, floating upright in a blue-green sea, his hair streaming upwards, as fish nibble at his limbs (© RMB)
- House Tawney of Orkmont - A scourge of nettles, red and black, on white
- House Volmark of Harlaw - A black leviathin on a grey sea
- House Weaver - Arms Unknown
- House Wynch of Iron Holt - bloody moon on purple
Number of listed Houses: 30
Number of Houses lacking a heraldic image: 9