Definition
A Latin phrase from the civil law meaning "personal action" — an action brought against a person (in personam) as opposed to an action directed at a thing (in rem). In the civil law tradition, personalis actio described a claim arising from an obligation owed by one person to another, grounded in contract, delict, or quasi-contract, and enforceable against the debtor personally. The phrase was adopted into English legal writing through Bracton and related common law sources, where it served as the formal Latin counterpart to the English term "personal action" — one of the foundational divisions of civil actions in common law procedure.
Common Confusion
Personalis actio is frequently encountered alongside actio in personam, and the two are closely related but not identical in scope. Actio in personam is the broader civil law category describing any action directed against a specific person. Personalis actio is the parallel phrase emphasizing the personal nature of the action as a class — the category, not merely the procedural direction. Researchers should also distinguish personalis actio from actio in rem (an action against a thing or status) and from mixed actions (actiones mixtae), which combined personal and real elements. The conflation of these terms in secondary literature is common, particularly in older common law treatises that borrowed civil law vocabulary loosely.
Why It Matters in Research
This term is a navigational term as much as a substantive one. Researchers encountering personalis actio in historical sources — particularly in Bracton, Glanvill, or early common law pleading treatises — should understand that the phrase is a civil law import functioning as a classification label, not a term of art with fixed procedural content in English courts. Its meaning depends heavily on context: in Digest-based civil law sources, it carries the full weight of Roman obligational theory; in Bracton and the medieval English tradition, it is transliterated into a common law procedural vocabulary that does not map precisely onto Roman categories.
The 2nd edition of Black's entry on persona-related terms is not responsive to personalis actio and should be disregarded for this term — the excerpt provided from that edition concerns unrelated persona entries (persona ecclesiae, persona non grata, persona standi in judicio). Researchers using Black's 2nd edition should rely on the 1st edition entry or Burrill for this specific phrase.
Burrill's entry is the most substantive and historically precise of the dictionary sources. Its identification of Bracton as the conduit for personalis actio into common law usage (citing Bracton fol. 159b and 284b) is a reliable research pointer. The Digest citation (Dig. 50.16.178.2) grounds the civil law meaning and can be verified in standard editions of the Corpus Juris Civilis.
Rapalje & Lawrence redirects to ACTIO without further elaboration — useful as confirmation that the phrase is subordinate to the broader actio taxonomy rather than an independent term of art requiring its own extended treatment.
One research trap: the term "personal action" in 19th-century American and English common law sources carries procedural baggage specific to code pleading reform debates. When a Jacksonian-era or Reconstruction-era source uses "personal action," it may be operating in a post-Field Code context where the Roman meaning has been further filtered through centuries of English procedural development. Do not assume equivalence between personalis actio in a 13th-century source and "personal action" in an 1870s pleading manual.
Historical Dictionary Support
Black's 1st edition and Burrill agree on the core definition: a personal action; an action against the person. Burrill adds meaningful depth by tracing the phrase's English legal career through Bracton and noting it as "the literal translation of which has been adopted in the common law." This framing is important — it signals that personalis actio is not merely a Roman term found in English sources but an active classification concept that shaped common law procedural categories.
The Black's 2nd edition excerpt provided does not address personalis actio and should be treated as inapplicable for this entry. Historical dictionary sources are otherwise consistent on the definition and show no meaningful divergence.
What the historical dictionaries do not address is the theoretical apparatus underlying the civil law usage — the distinction between obligations ex contractu and ex delicto as sources of personal actions, the connection to the condictio and related Roman formulary actions, and the ways in which English common law recast these categories in the forms of action. Researchers needing that theoretical context should move from the dictionary sources into treatise literature (Bracton, Blackstone's Commentaries Book III, or Maine's Ancient Law).
Encyclopedia Cross-Reference
See Law Mind Encyclopedia: Actions (Civil Law Classification); Personal Actions and Real Actions (Common Law Procedure); Bracton and the Romanization of English Law.