Clan Hay: Heroes of Luncarty, Guardians of Erroll, and One of Scotland’s Most Noble Highland-Lowland Families
Clan Hay is one of Scotland’s most distinguished and enduring families, rising from legendary battlefield origins to become Earls of Erroll and hereditary Lord High Constables of Scotland—one of the greatest honours in the Scottish peerage. With ancient ties to both Norman knights and native Celtic lore, the Hays established an extraordinary legacy across the Lowlands, Aberdeenshire, Angus, and the northeast Highlands.
Their motto, “Serva Jugum” — “Keep the Yoke” — signifies loyalty, service, and steadfast duty, reflecting a clan renowned for honour, courage, and unwavering commitment to Scotland’s Crown.
Origins and Early History
1. A Legend Born on the Battlefield of Luncarty
According to tradition, the clan traces its origin to:
A humble ploughman and his two sons
who came to the aid of the Scottish army during the Battle of Luncarty (c. 990).
Seeing the Scots pushed back by the Norse invaders, the farmer and his sons blocked a narrow pass with their plough-yoke, rallying the troops and turning the tide of battle.
In gratitude, King Kenneth II granted them lands and the name Hay, from the cry “Hay! Hay!” shouted in battle.
2. Norman Influence
Historically, the Hays are also linked to the Norman family of de la Haye, arriving in Scotland during the reign of David I (1124–1153).
This dual tradition gives Clan Hay a blend of:
Celtic legend
Norman knightly heritage
3. Rise to National Importance
By the 13th century, the Hays held significant lands in:
Perthshire
Aberdeenshire
Erroll
Their loyalty to the Crown earned them powerful offices and noble titles.
The Earls of Erroll: A Noble Dynasty
1. Creation of the Earldom (1452)
Sir William Hay of Erroll was created 1st Earl of Erroll by King James II in recognition of the family’s service.
2. Lord High Constables of Scotland
Since the early 14th century, the Chiefs of Clan Hay have held the hereditary office of Constable of Scotland, making them second in rank only to the Royal Family during the medieval period.
This office included:
Command of the army in the King’s presence
Responsibility for the safety of Parliament
Stewardship during coronations
Territories and Clan Seats
1. Slains Castle (Aberdeenshire)
The magnificent seat of the Earls of Erroll perched above the North Sea.
The castle inspired Bram Stoker’s depiction of Dracula’s fortress and remains one of Scotland’s most atmospheric ruins.
2. Old Slains Castle (Collieston)
Earlier ancestral stronghold destroyed by James VI after a rebellion.
3. Delgatie Castle
A beautifully preserved Hay stronghold near Turriff.
4. Erroll (Perthshire)
The clan’s historic Lowland territory.
5. Yester House (East Lothian)
Seat of another powerful branch, the Hays of Yester, later Marquesses of Tweeddale.
Crest, Motto & Clan Symbols
Crest:
A falcon perched on a falconer’s glove, symbolising:
Nobility
Command
Precision
Loyalty
Motto:
“Serva Jugum”
“Keep the Yoke.”
This expresses devotion to duty and honourable service to the Crown.
Badge:
The clan’s plant badge is the sprig of mistletoe, representing:
Peace
Protection
Sacred tradition
Arms:
Traditionally include:
Three escutcheons
Red and gold colour palette
Noble heraldic flourishes
Hay Tartans
Clan Hay tartans are elegant and recognisable:
Hay (Modern)
Green and blue with distinctive white highlights.
Hay (Ancient)
Softer colours in the traditional vegetable-dye style.
Hay (Weathered/Toned)
Aged browns and greys for an old-world appearance.
These tartans reflect the clan’s blend of Lowland nobility and Highland heritage.
Branches of Clan Hay
The Hays developed several powerful cadet branches:
Hay of Erroll (chiefly line)
Hay of Yester (Marquesses of Tweeddale)
Hay of Duns
Hay of Delgatie
Hay of Park
Hay of Rannes
Each contributed to Scotland’s political, military, and cultural evolution.
Alliances and Clan Associations
Owing to their noble rank, the Hays were deeply intertwined with Scotland’s aristocracy, often allying with:
The Stewarts (Royal House)
Clan Gordon
Clan Lindsay
Clan Fraser
Clan Keith
Their marriage links extended into the highest levels of Scottish and European nobility.
Feuds and Conflicts
While the Hays were more politically savvy than feud-prone, notable conflicts include:
1. Trouble with Clan Gordon
Territorial tensions in Aberdeenshire.
2. Feuds with Highland clans
Including occasional disputes involving:
MacPhersons
Camerons
Buchan families
3. Conflicts with the Crown
Certain Hay branches rebelled against royal policies, particularly during the reign of James VI.
Despite this, the Hays usually maintained royal favour.
Hays in Warfare & National Service
1. Wars of Scottish Independence
The Hays fought under:
William Wallace
Robert the Bruce
Sir Gilbert Hay was one of Bruce’s closest companions.
2. Medieval Wars & Border Conflicts
Hays served as:
Knights
Wardens
Constables of royal castles
3. Reformation & Civil War Era
The Hays’ influence spanned both:
Royalist causes
Parliamentarian movements
depending on the branch.
4. Jacobite Risings
The Hays of Erroll were Jacobite sympathisers, while other branches remained loyal to the Hanoverians.
5. Modern Military Service
Hays served prominently in:
Grenadier Guards
Scots Guards
British Navy
Colonial administration
World Wars
Notable Hays in History
Sir Gilbert Hay
Companion of Robert the Bruce and a celebrated knight.
George Hay, 1st Earl of Kinnoull
Chancellor of Scotland.
John Hay, 1st Marquess of Tweeddale
A leading statesman and diplomat.
John Hay of Cromlix
Jacobite Secretary of State.
Thomas Hay
Distinguished British Army general and colonial governors
Modern Hays
Prominent in politics, literature, and engineering.
Clan Status and Modern Identity
Current Chief:
Merlin Sereld Victor Gilbert Hay, 24th Earl of Erroll
Hereditary Lord High Constable of Scotland.
Clan Societies:
Active worldwide in:
Scotland
North America
Australia
New Zealand
Clan Heartlands:
Aberdeenshire
Perthshire
East Lothian
Global Distribution:
Hay is now a widespread surname throughout:
Scotland
Canada
United States
Australia
New Zealand
Clan Hay Facts at a Glance
Clan Name: Hay
Region: Lowlands & Northeast Highlands
Chief: Earl of Erroll
Crest: Falcon on falconer’s glove
Motto: Serva Jugum
Badge: Mistletoe
Tartans: Hay Modern, Ancient, Weathered
Feuds: Gordon, local Highland clans
Notable Figures: Sir Gilbert Hay, Earls of Erroll, Marquesses of Tweeddale
Status: One of Scotland’s great noble houses
Conclusion
Clan Hay is a clan defined by service, loyalty, and noble responsibility. From the legendary ploughman heroes of Luncarty to the powerful Earls of Erroll, the Hays have shaped Scotland’s history through courage, political leadership, and steadfast devotion to the Crown.
Their motto, “Serva Jugum,” reflects a proud heritage built on honour, resilience, and duty—qualities that continue to define Clan Hay to this day.