Definition
A compotarius is a party who renders an account — that is, a person obligated to account for moneys, goods, or revenues received on behalf of another. The term appears in medieval English legal and administrative records, most commonly in manorial and ecclesiastical contexts where a steward, bailiff, or receiver was required to present a formal reckoning of their management of another's estate or funds.
Why It Matters in Research
Compotarius is a term of narrow historical scope. Researchers will encounter it almost exclusively in sources treating medieval English estate administration, manorial law, or the law of account as it existed before the action of account was absorbed into equity and later into general accounting practice. The term does not appear in modern practice and carries no statutory or common law definition in contemporary sources.
The practical research value lies in recognizing the term when encountered in primary sources — particularly manorial court rolls, pipe rolls, and treatises such as Fleta or Bracton — and understanding that it signals a formal accounting relationship, not merely an informal financial obligation. The compotarius is the accountant in the legal sense: the party who owes a reckoning, not the party to whom the reckoning is owed.
Researchers working on the historical action of account (actio de computo) will need this term. The action of account was one of the oldest common law remedies, used to compel a bailiff, guardian, or receiver to render a formal account. The compotarius is the defendant in that posture — the one called to account. Understanding this role clarifies the structure of medieval pleadings in account cases and connects to the broader institutional history of equity's intervention in accounting disputes.
The term's Latin root, computus, is the same root from which "account" and "compute" derive, and that connection is useful when tracing terminology across Latin, Law French, and early English legal texts. Burrill's entry makes this connection explicit.
Historical Dictionary Support
All three source dictionaries are in agreement: compotarius means "a party accounting" in old English law, and all three cite the same passage — Fleta, lib. 2, c. 71, § 17 — as the authoritative reference. There is no substantive divergence among the sources.
Burrill adds marginal value by tracing the term to its Latin root, computus, and cross-referencing that headword, which is useful for researchers navigating Latin legal terminology. The second edition of Black's reproduces the definition faithfully, though the typeset entry in the source material runs together with the unrelated entry for COMPOUND, suggesting a printing artifact rather than any editorial connection between the terms.
What the historical dictionaries do not provide is context for how the term functioned in practice — how a compotarius was identified, what proceedings followed a failure to account, or how the role compared to related figures such as the receptor or ballivus. Researchers seeking that depth must go to Fleta directly, or to secondary scholarship on the medieval action of account.