In the crisp autumn of 1086, King William the Conqueror’s commissioners fanned out across the shires of England. Their task, unprecedented in its scale and ambition, was to create a comprehensive survey of his new kingdom: who held what land, what it was worth, and what was owed to the Crown. The result, the Domesday Book, is not merely a ledger of property; it is a snapshot of a realm in transition, a catalogue of a newly imposed Anglo-Norman aristocracy. Within its pages, under the heading for Lincolnshire, we find the manor of Brattleby, held by a man named Colsuain of Lincoln. Colsuain was the tenant-in-chief of a significant collection of estates, a holding that constituted what historians call a feudal barony.
Yet today, no Duke, Marquess, or Earl styles himself the Baron of Brattleby. The title does not feature in the modern peerage. Unlike the great earldoms of Warwick or Norfolk, which have persisted through centuries, the Barony of Brattleby, along with hundreds of other Domesday-era baronies, has vanished from the political landscape. It exists now only as a ghost in the archives, a footnote in county histories. Why? The story of this forgotten lordship is more than a simple tale of a family line dying out. It is a chronicle of England’s own political, legal, and social transformation, a journey from a kingdom held by the sword to a state governed by Parliament and law. The disappearance of the Barony of Brattleby is, in microcosm, the story of how medieval England became the nation it is today.
The Forging of a Norman Barony
The Norman Conquest of 1066 was a revolution in landholding. The old Anglo-Saxon and Anglo-Scandinavian thegnly class was almost entirely dispossessed, its lands carved up and granted to William’s loyal followers. These new lords, or tenants-in-chief, held their lands directly from the king per baroniam, by barony. This was a military contract. In exchange for vast estates, often scattered across multiple counties to prevent the consolidation of regional power, a baron owed the king a specified quota of knights for the royal army, a duty known as knight-service. The barony, therefore, was not a title in the modern sense, but a feudal unit of tenure defined by its obligation to the Crown.
The Barony of Brattleby, however, presents an immediate and fascinating exception to the rule of wholesale Norman replacement. Its Domesday lord, Colsuain of Lincoln, was not a Norman knight but an Anglo-Scandinavian, one of a tiny handful of major native landowners to retain and even expand his holdings after 1066. His very name, a variant of the Norse Kol-Sveinn, speaks to the deep Scandinavian heritage of Lincolnshire, a core territory of the former Danelaw. The Domesday entry for Brattleby itself is terse but illuminating:
“In Brattleby, there are 6 carucates of land taxable. Land for 6 ploughs. Colsuain has 1 plough in demesne, and 15 sokemen and 1 villein and 3 bordars who have 5 ploughs. There is a church there, and 1 mill rendering 2 shillings, and 40 acres of meadow. Value in King Edward’s time £6, now £7.”
This was the heart of a barony that comprised over thirty manors, primarily in Lincolnshire. Colsuain’s survival and success were likely due to a swift and pragmatic submission to William, perhaps combined with a local influence in Lincoln that the new king found useful. His barony was assessed as owing the service of twelve knights. It was a substantial, if second-rank, lordship, its fortunes now tied directly to the Norman crown. Colsuain’s role was to enforce royal authority in a strategically vital but often restive region, his lands forming a buffer and a resource for the new regime.
Inheritance, Marriage, and The Anarchy
The first test of any barony’s endurance was succession. The principle of primogeniture—inheritance by the eldest son—was becoming the norm for military fiefs, as it prevented the fragmentation of lands and preserved the knight-service owed to the king. Colsuain’s barony passed first to his son, Picot of Lincoln, and then to his grandson, Hugh. But the male line of Colsuain was short-lived. Upon Hugh’s death without a son, the barony passed, as was customary, to his sister, whose name is not recorded. It was through her marriage that the lordship transitioned into the hands of a new and powerful Norman family: the de la Hayes.
Her husband was Robert de la Haye, a man from a significant Norman dynasty with roots in the Cotentin Peninsula. This transfer through the female line was a critical feature of the Anglo-Norman world. While women could not perform military service in person, they were the conduits through which property, titles, and power flowed. The husband of an heiress acquired her lands and responsibilities jure uxoris (by right of his wife), adopting the baronial obligations as his own.
Robert’s son, Richard de la Haye, who held the barony from circa 1140, marks the apex of the family’s conventional power. He was a figure of national importance, serving King Stephen as the Constable of Lincoln Castle, a major royal fortress. During the brutal civil war known as The Anarchy (1135–1153), Lincolnshire was a key battleground. Richard, like many barons, had to navigate the treacherous shifting allegiances between King Stephen and his cousin, the Empress Matilda. While initially a supporter of Stephen, who confirmed his control of the family lands, Richard appears to have later accommodated the Empress’s cause when her power was ascendant in the region.
This period demonstrates the immense pressure placed on the baronage. A wrong choice could lead to dispossession and ruin. Richard de la Haye not only survived but thrived. He cemented his local standing through pious works, most notably the foundation of Barlings Abbey in 1154, a Premonstratensian house endowed with lands from his barony. For a medieval lord, founding a monastery was an act of piety, a status symbol, and a form of spiritual insurance, ensuring prayers would be said for his soul and those of his family in perpetuity. The ruins of Barlings Abbey stand today as a silent monument to the power of the forgotten Barons of Brattleby.
Nicolaa de la Haye and the Crucible of War
The barony’s most celebrated chapter is dominated by a truly remarkable woman: Nicolaa de la Haye. Richard de la Haye died around 1169, leaving three daughters as his co-heiresses: Gerard de Camville married Nicolaa, the eldest; William de Rullos married Joan; and Richard de Vernon married the third, Isabel. By Norman law, the barony should have been partitioned. However, King Henry II, desiring to keep the strategic Constableship of Lincoln Castle and its associated lands intact, granted it to Nicolaa’s husband, Gerard de Camville. It was a political decision, but it set the stage for Nicolaa’s own rise.
Gerard de Camville was a loyal servant to King Richard I, but fell foul of the king’s brother, John. When Richard was on crusade, John, in a bid to consolidate his own power, had Gerard and Nicolaa dispossessed of Lincoln Castle. Upon becoming king in 1199, however, John reversed course. Perhaps recognizing their formidable capabilities, he not only restored their lands but confirmed Nicolaa as the hereditary Constable of Lincoln in her own right—a highly unusual honour for a woman.
Nicolaa’s moment of greatness came during the First Barons’ War (1215-1217), the conflict that erupted after King John reneged on Magna Carta. Most of Lincolnshire was overrun by the rebel barons and their French allies, led by Prince Louis of France. The only royalist stronghold remaining in the county was Lincoln Castle. Its defender was Nicolaa de la Haye, then a widow in her sixties.
For months, she held the castle against immense pressure. In the spring of 1217, a major French and rebel army under the Comte du Perche arrived to lay formal siege. The situation was dire. The relief of Lincoln became the critical objective for the loyalist forces, led by the venerable William Marshal, regent for the young King Henry III. On 20 May 1217, Marshal’s army arrived. In the ensuing engagement, known as the Second Battle of Lincoln or ‘Lincoln Fair’, the royalist forces achieved a stunning victory. While Marshal’s main army stormed the city’s North Gate, a detachment of crossbowmen led by the ruthless mercenary captain Falkes de Bréauté gained entry to the castle through a postern gate, likely opened by Nicolaa’s garrison. From the castle walls, these crossbowmen rained down bolts on the French knights crowded in the narrow streets below, famously killing the Comte du Perche with a shot through the eye-slit of his helmet. The French army broke and was routed. The victory at Lincoln was the decisive turning point of the war, ensuring the Plantagenet dynasty would continue and that England would not become a province of France.
For her steadfast loyalty and courage, Nicolaa was lauded. She was personally confirmed as Sheriff of Lincolnshire, an almost unheard-of position for a woman, and remained in control of the castle. She was a living embodiment of the power and responsibility that the lordship of the Barony of Brattleby—or at least its core—could confer.
The Great Partition: Dissolution by Inheritance
Nicolaa de la Haye represents the glorious sunset of her family’s barony. The very mechanism that had brought the de la Hayes to power—inheritance—was also the instrument of the barony’s demise. Nicolaa had outlived her son, Richard de Camville. Upon her own death in 1230, the baronial lands, which had been held together by royal favour, were finally subject to the inexorable logic of common law.
The lands were partitioned among the heirs of Nicolaa and her two sisters. The inheritance was complex, but its effect was simple: fragmentation. Nicolaa’s own share passed to her granddaughter, Idonea, who had married William Longespee (the younger), grandson of Henry II. The shares of her sisters passed to the descendants of the de Rullos and de Vernon families.
Herein lies the primary reason for the barony’s disappearance. It ceased to be a single, coherent unit held by one lord. Instead, it became three separate portfolios of manors held by three different families. Individual manors like Brattleby passed to one line, while others were held by another. The Crown could no longer look to a single ‘Baron of Brattleby’ to provide the service of twelve knights. Instead, it had to seek fractions of that service from three different tenants. The barony, as a feudal and military entity, had been dissolved. In legal terms, a barony that was split among co-heiresses was said to fall into ‘abeyance’. While the Crown could theoretically ‘call it out of abeyance’ in favour of one of the heirs, this rarely happened with these old feudal baronies. The land was what mattered, and the land was now irrevocably divided. The title, intrinsically linked to the unified tenure of the land, effectively evaporated.
The Changing Nature of Peerage
The final nail in the coffin of feudal baronies like Brattleby was a fundamental shift in the very definition of what it meant to be a baron. The original concept of a baron was tenurial—you were a baron because you held a large estate directly from the king per baroniam. Your attendance at the King’s Council (the precursor to Parliament) was a duty tied to your land, not an individual right.
However, from the mid-13th century onwards, this began to change. Under Henry III and, more systemically, Edward I, the qualification for membership of the upper house of Parliament evolved. Simply holding an old Domesday barony was no longer sufficient. The crucial new criterion was the receipt of a personal writ of summons from the king to attend Parliament. A man was now a peer of the realm not because of what land he held, but because the king had personally summoned him. This created a new type of barony: the barony by writ.
This was a political masterstroke by the Crown. It decoupled parliamentary status from land tenure, giving the king greater control over the composition of the House of Lords. He could summon ‘new men’ whose loyalty and abilities he valued, and he could choose not to summon the holders of ancient but now politically insignificant baronies. The old feudal baronies did not automatically translate into these new parliamentary baronies. The heirs of the de la Haye inheritance—the Longespees and others—might be summoned to Parliament in their own right, but they would be summoned as ‘Baron Longespee’, not as ‘Baron of Brattleby’.
The Wars of the Roses in the 15th century further accelerated this process. The great families of England were decimated by battle, execution, and acts of attainder, which saw titles and lands forfeited to the Crown. The aristocracy was remade, with peerages increasingly created by letters patent—a royal document explicitly granting a title, often with a specified line of succession (usually to heirs male). This made the peerage even more a creature of the monarch and severed the last conceptual link to the old land-based feudalism of the Domesday Book.
Conclusion: A Lordship Lost to Time
The Barony of Brattleby was not lost dramatically in a single battle or forfeited for treason. It faded away, unravelled by the slow, powerful currents of English history. Its story is a journey from a military lordship defined by land, to a political honour defined by royal favour.
It was forged in the crucible of the Norman Conquest, a reward for either canny survival or loyal service. It was consolidated and given prestige by the de la Haye family, who navigated the treacherous politics of The Anarchy and endowed the Lincolnshire landscape with their piety. It reached its zenith in the person of the extraordinary Nicolaa de la Haye, a woman whose defence of Lincoln Castle helped secure the future of the Plantagenet dynasty. And then, it was quietly dissolved by the peaceful, legal mechanism of partition among co-heiresses, its lands scattered, its central identity broken. Finally, the very concept of a ‘barony’ changed, as the tenurial peerage of the Norman era gave way to the parliamentary peerage of the later Middle Ages.
The ghost of the barony lingers. It lies in the ruins of Barlings Abbey, in the enduring stone of Lincoln Castle’s walls, and in the Domesday Book entry for the manor of Brattleby. It is a reminder that titles and power are not always permanent. They can be eroded by law, transformed by politics, and ultimately consigned to history, leaving behind only a name on a map and a story waiting to be told. The vanished Barony of Brattleby is a testament to the profound forces of change that shaped the kingdom of England.
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Sources & Further Reading
Primary Sources:
Domesday Book: A Complete Translation. Edited by A. Williams and G. H. Martin. Penguin, 2003. (See Lincolnshire, entry 25, lands of Colsuain of Lincoln). The Chronicle of Roger of Wendover, Comprising the Flowers of History. Translated by J. A. Giles. London: H. G. Bohn, 1849. (Provides accounts of the Barons' War and the Battle of Lincoln). Calendar of the Patent Rolls Preserved in the Public Record Office*. H.M. Stationery Office. (These records contain royal grants and confirmations, including those to Nicolaa de la Haye).
Secondary Sources:
Carpenter, David. The Struggle for Mastery: The Penguin History of Britain 1066-1284. Penguin, 2004. Coss, Peter. The Origins of the English Gentry. Cambridge University Press, 2003. (Excellent on the evolution of the knightly and baronial classes). Green, Judith A. The Aristocracy of Norman England. Cambridge University Press, 1997. Morris, Marc. King John: Treachery, Tyranny and the Road to Magna Carta. Hutchinson, 2015. Sanders, I. J. English Baronies: A Study of Their Origin and Descent 1086-1327. Oxford University Press, 1960. (The definitive academic work on feudal baronies, with a specific entry for the Barony of Colsuain of Lincoln/de la Haye). Victoria County History of the County of Lincoln, Volume II. Edited by William Page. Archibald Constable & Co., 1906. Wilkinson, Louise J. Nicola de la Haye and the Castle of Lincoln. Lincoln Castle, 2007. (The essential modern biography). Wilkinson, Louise J. ‘Women and the First War of the Barons, 1215-17’. In King John: New Interpretations, edited by S.D. Church, Boydell Press, 1999.