Definition
In old ecclesiastical law, a godfather — the male sponsor who presented a child at baptism, assumed a spiritual relationship to the child, and undertook religious obligations toward the child's upbringing in the faith. The term appears in Latin ecclesiastical and canon law records and denotes one of the sponsors required by canonical practice at the sacrament of baptism. The female counterpart is the matrina (godmother).
Common Confusion
PATRINUS should not be confused with PATRONUS, though both derive from the Latin root pater (father) and appear in medieval legal Latin. Patronus denotes a patron or protector in a broader legal or political sense — a lord with rights over a benefice, or a defender in legal proceedings — and carries civil as well as ecclesiastical significance. The resemblance of the two words in manuscript sources and abbreviated records is a genuine trap for researchers working in ecclesiastical or feudal archives.
Why It Matters in Research
PATRINUS is a term of narrow, historical application. Researchers encounter it almost exclusively in pre-Reformation ecclesiastical records — baptismal registers, canonical proceedings, and treatises on the law of spiritual relationships. Its primary legal significance arose from the canon law doctrine of spiritual affinity: the relationship created between a godparent and godchild (and, in some canonical traditions, between the godparent and the child's natural parents) was treated as a impediment to marriage, functioning similarly to consanguinity. Researchers tracing marriage impediments, annulment proceedings, or dispensation records in ecclesiastical court files need to recognize patrinus as a relational marker that could generate legally cognizable bonds in canon law.
In the Law Mind corpus, the term is most likely to surface in materials concerning ecclesiastical courts, canon law treatises, or records touching pre-Reformation church discipline in England. After the English Reformation and the restructuring of ecclesiastical jurisdiction, the canonical significance of spiritual affinity diminished considerably under common law treatment, though the term persists in historical documents.
Researchers should note the practical record-keeping dimension: godparent names recorded as patrinus or matrina in parish registers may be relevant not only to genealogical research but to historical legal disputes over inheritance, guardianship, or — in jurisdictions governed by canon law — marriage validity.
Historical Dictionary Support
Black's Law Dictionary (both the first and second editions) and Burrill's Law Dictionary are in complete agreement: patrinus means godfather in old ecclesiastical law, citing Spelman's Glossarium Archaeologicum as the authority. The entries are nearly identical across all three sources, suggesting each drew from the same primary reference rather than independent analysis. Burrill adds the useful etymological anchor — from pater, father — which helps distinguish the term from surface-similar Latin words in research contexts.
None of the historical dictionaries elaborate on the legal consequences flowing from the patrinus relationship, such as the canon law doctrine of spiritual affinity or marriage impediments. Researchers should not treat these entries as comprehensive accounts of the term's legal significance; they identify and translate the word but do not explain why it mattered to ecclesiastical lawyers. For that dimension, canon law treatises and works on ecclesiastical court practice are necessary supplements.
Jurisdictional Note
The term belongs to canon law and has no independent common law definition. Its operative significance was greatest in jurisdictions where ecclesiastical courts retained authority over marriage and baptismal matters — primarily pre-Reformation England and Continental Europe. In post-Reformation England, and in American legal materials, the term appears only as a historical reference.
Encyclopedia Cross-Reference
See Law Mind Encyclopedia: Ecclesiastical Law; Spiritual Affinity; Canon Law and Marriage Impediments.