House Arryn

House Arryn | Maps of Thrones
Great House of Westeros

House Arryn

Wardens of the East · Lords of the Eyrie · Keepers of the Mountain and Vale · As High as Honor

Author: Maps of Thrones Editorial Updated: May 2026 Category: Great Houses Reading: ~8 min
⚡ Quick Answer

House Arryn is one of the Great Houses of Westeros, ruling the Vale of Arryn from their impregnable mountain fortress, the Eyrie. Their sigil is a white falcon and crescent moon on sky-blue, and their words are “As High as Honor.” As the principal Andal-descended house tracing lineage to the legendary Artys Arryn, they have defended the Vale for over six thousand years. They hold the hereditary title Wardens of the East and played a pivotal role in Robert’s Rebellion, while their strategic neutrality and elite Knights of the Vale made them decisive players in the War of the Five Kings.

The Eyrie Ancestral Seat
Vale of Arryn Region
As High as Honor House Words
Wardens of the East Hereditary Title
~6,000 Years Founded (Andal Invasion)

The Falcon’s Perch — What Is House Arryn?

House Arryn commands one of the most geographically formidable domains in all of the Known World. Nestled within the towering Mountains of the Moon, the Arryns reign from the Eyrie — a castle so strategically positioned that it has never been taken by force in its entire six-millennia history. The Vale of Arryn itself is a verdant, fertile cradle shielded on three sides by impassable peaks and open only to the Narrow Sea on its eastern flank. This geography has forged a house defined by isolation, pride, and an unbroken Andal lineage purer than any other in Westeros.

The Arryns trace their bloodline directly to Artys Arryn, the legendary Winged Knight who defeated the First Men king Robar II Royce during the Andal Invasion, claiming the Vale for the newcomers and establishing a dynasty that would endure through the Age of Heroes, the coming of the Targaryens, and every major conflict since. Their words — “As High as Honor” — reflect both the literal altitude of their seat and the noble ideals they claim to embody, though the political realities of the Game of Thrones have frequently tested that honor against the cold steel of survival.

House Arryn sigil — white falcon and crescent moon on sky-blue field, rendered in dark cinematic style

The sigil of House Arryn — the falcon and crescent moon — symbolizing vigilance and dominion over the mountain skies.

Geography of Power — The Vale Visualized

CSS Diagram — Key Strategic Points of the Vale of Arryn

MOUNTAINS OF THE MOON ✦ THE EYRIE ⚔ BLOODY GATE GATES OF THE MOON GULLTOWN THE FINGERS

The Eyrie sits atop the Giant’s Lance, accessible only through the Bloody Gate and the three waycastles.

Key Members of House Arryn & the Vale

The Eyrie — the impregnable mountain fortress of House Arryn perched atop the Giant's Lance

The Eyrie — seven slender towers overlooking the Vale from the summit of the Giant’s Lance.

Knights of the Vale in formation bearing the falcon-and-moon banners

The Knights of the Vale — elite heavy cavalry sworn to House Arryn, decisive in the Battle of the Bastards.

The Vale Deconstructed — Political, Geographic & Strategic Zones

🏰 Political Core — The Eyrie & Gates of the Moon

The Arryn heartland is a vertical fortress system. The Eyrie serves as the symbolic and administrative seat during summer and autumn, while the Gates of the Moon at the base of the Giant’s Lance becomes the de facto seat during winter. This dual-seat arrangement ensures continuous governance. The Eyrie’s High Hall and Moon Door are iconic locations where Arryn justice — and executions — are dispensed.

⛰️ Military Barrier — The Bloody Gate & Mountains of the Moon

The Bloody Gate is the Vale’s primary land entrance — a fortified pass so narrow that, as the saying goes, “a dozen men can hold it against an army.” Combined with the three waycastles (Stone, Snow, and Sky) guarding the ascent to the Eyrie, the Vale’s defenses are layered and near-impenetrable. This geography allowed House Arryn to remain largely untouched by the Riverlands‘ constant warfare.

🌾 Economic Lifeline — The Vale Proper & Gulltown

The fertile valleys and high meadows of the Vale produce abundant grain, fruit, and livestock, making the region self-sufficient even during prolonged sieges. Gulltown, the Vale’s largest city and principal port on the Narrow Sea, facilitates trade with Essos and the Free Cities, enriching House Arryn and their bannermen through tariffs and commerce.

🗡️ Martial Tradition — The Knights of the Vale

The Knights of the Vale are more than soldiers — they are a cultural institution. Trained from boyhood in the high mountain passes, these heavy cavalrymen are famed for their discipline, gleaming steel plate, and devastating shock charges. Under lords like Yohn Royce, they preserved the Vale’s martial readiness even during Lysa Arryn’s isolationist regency, later proving decisive at the Battle of the Bastards.

🌊 Eastern Frontier — The Fingers & Coastal Holdings

The Fingers — a series of rocky peninsulas jutting into the Narrow Sea — form the easternmost reaches of Arryn territory. This rugged, windswept coast is where Petyr Baelish was born, on the smallest of the Fingers. While strategically less critical than the mountain passes, the Fingers offer anchorages and watchpoints against potential seaborne threats from Essos.

🏛️ Andal Heritage — Cultural & Religious Significance

House Arryn boasts the purest Andal bloodline in Westeros. The Vale was the beachhead of the Andal Invasion, and the Arryns have zealously guarded their lineage through selective marriages. The Faith of the Seven holds deep sway here, with septs dotting the valleys and the Eyrie itself housing a revered sept. This religious conservatism shapes Vale politics and identity.

Panoramic view of the Vale of Arryn — fertile valleys cradled by the Mountains of the Moon

The Vale of Arryn — one of the most defensible and fertile regions in all of Westeros.

Vale of Arryn — Strategic Reference Table

Location Type Position Known For Importance
The Eyrie Castle / Seat Summit of Giant’s Lance Impregnable fortress, Moon Door, High Hall Critical
Bloody Gate Fortified Pass Western entrance to the Vale Narrow choke point, legendary defense Critical
Gates of the Moon Castle Base of Giant’s Lance Winter seat of House Arryn High
Gulltown Port City Eastern coast of the Vale Trade hub, principal port High
Runestone Castle Eastern Vale Seat of House Royce, ancient First Men runes High
The Fingers Peninsulas Easternmost Vale Rugged coast, Baelish ancestral home Moderate
Ironoaks Castle Central Vale Seat of House Waynwood Moderate
Waycastles (Stone, Snow, Sky) Fortifications Ascent path to the Eyrie Layered defense system High
The Bloody Gate — the fortified mountain pass serving as the Vale's primary land entrance

The Bloody Gate — where a dozen men can hold against an army, guarding the only land route into the Vale.

Frequently Asked Questions — House Arryn

What is House Arryn in Game of Thrones?

House Arryn is one of the Great Houses of Westeros, ruling the Vale of Arryn from their ancestral seat, the Eyrie — an impregnable mountain fortress high in the Mountains of the Moon. Their sigil is a white falcon and crescent moon on a sky-blue field, and their words are “As High as Honor.” They are the Wardens of the East and trace their lineage to the purest Andal bloodline in the Seven Kingdoms, descended from the legendary Artys Arryn, who conquered the Vale during the Andal Invasion approximately six thousand years ago.

Where is House Arryn located?

House Arryn rules from the Eyrie, a formidable castle perched atop the Giant’s Lance in the Mountains of the Moon, within the Vale of Arryn — a lush, isolated region on the eastern coast of Westeros. The Vale is bordered by the Mountains of the Moon to the west, the Narrow Sea to the east, the Riverlands to the southwest, and the North across the Bite. The primary land access is through the Bloody Gate, one of the most defensible choke points in the Known World.

Why is House Arryn important in Game of Thrones?

House Arryn is strategically critical for three reasons. First, the Vale of Arryn is virtually unconquerable by land, making it a decisive power in any Westerosi conflict. Second, Jon Arryn served as Hand of the King to Robert Baratheon, and his assassination triggered the chain of events leading to the War of the Five Kings. Third, the Knights of the Vale — elite heavy cavalry — are among the finest warriors in Westeros; their intervention at the Battle of the Bastards secured victory for House Stark and altered the balance of power in the North.

Who is the current head of House Arryn?

As of the most recent canon, Robert “Sweetrobin” Arryn is the titular Lord of the Eyrie, Defender of the Vale, and Warden of the East. During his minority, the Vale was governed by regents — first his mother Lysa Arryn, and following her death, Petyr Baelish as Lord Protector of the Vale. Sweetrobin’s frail health and sheltered upbringing have made him a target of political manipulation, though he remains the legitimate heir to the Arryn dynasty.

What happened to Jon Arryn?

Jon Arryn, Lord of the Eyrie and Hand of the King to Robert Baratheon, was poisoned with the Tears of Lys — a rare and undetectable toxin — by his wife Lysa Arryn, acting at the behest of Petyr Baelish. Lysa then sent a letter to her sister Catelyn Stark blaming the Lannisters for the murder. This deception, combined with the subsequent investigation by Eddard Stark, set in motion the events that ignited the War of the Five Kings.

Is the Eyrie really impregnable?

The Eyrie is widely considered the most impregnable castle in Westeros — and with good reason. It is accessible only by a narrow, winding path carved into the mountainside, exposed to lethal drops and freezing winds, and defended by three waycastles: Stone, Snow, and Sky. Even a garrison of a few dozen men can hold off an entire army. However, the Eyrie has a critical vulnerability: it becomes uninhabitable during winter due to extreme cold and gale-force winds, forcing the Arryns to descend to the Gates of the Moon at the mountain’s base.

Who are the Knights of the Vale?

The Knights of the Vale are the elite heavy cavalry sworn to House Arryn, renowned as some of the finest mounted warriors in all of Westeros. Clad in polished steel plate and bearing the falcon-and-moon banners, they train rigorously in the high mountain passes, developing exceptional horsemanship and discipline. Led by lords such as Yohn Royce of Runestone, they remained neutral for much of the War of the Five Kings under Lysa Arryn’s isolationist policy before intervening decisively on behalf of Sansa Stark at the Battle of the Bastards.

What is the relationship between House Arryn and House Stark?

House Arryn and House Stark share deep familial, historical, and political bonds. Jon Arryn fostered both Eddard Stark and Robert Baratheon as youths at the Eyrie, forging the alliance that would become the backbone of Robert’s Rebellion against the Mad King. Additionally, Lysa Arryn (née Tully) was the sister of Catelyn Stark, making the houses kin by marriage. This Stark-Arryn-Tully-Baratheon alliance coalition reshaped the Seven Kingdoms and continues to influence the political landscape of Westeros.

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Chart the Falcon’s Domain

Explore the Vale of Arryn in full cartographic detail — from the Eyrie’s dizzying heights to the treacherous passes of the Mountains of the Moon.