Septimus is a Roman praenomen, or given name, which meant "seventh" in Latin. It derives from the Latin ordinal septimus ("seventh"), ultimately from the Proto-Indo-European root *septm̥mós, parallel to names like Quintus ("fifth") and Sextus ("sixth").
Etymology
The name traces back through Proto-Italic *Septəmos to Proto-Indo-European *septm̥mós, reflecting an ancient naming tradition where the ordinal number corresponded to the order of birth or other significance. In Latin, Septimus was sometimes used as a cognomen (family name) and was rare as a personal praenomen, drawing on a system that also included Primus, Secundus, Tertius, Quartus, and Quinctus. Its feminine counterpart is Septima.
History
Because Septimus was uncommon as a formal given name in antiquity, it appears primarily as a cognomen in Roman families, such as the patrician gens Septima, or later as a personal name after the classical period. The numbering tradition was particularly popular among various Roman gentes, where children might receive ordinal names regardless of their actual birth order, possibly due to religious or superstitious reasons. After the Republican Era, ordinal praenomina became rare, but Septimus continued in use through the Middle Ages and Renaissance, sometimes via Italic and Greek influences.
Notable Bearers
Historical figures bearing the name are scarce but include several early Christian saints and minor Roman officials. Later, the name gained literary recognition: St. Septimus (feast various dates) served as a semi-legendary figure; and in fiction, characters such as Septimus Hodge from Tom Stoppard's 1993 play Arcadia carry it. Elsewhere, the ancient form influenced the Italian Settimo ("seventh"), the language's phonetic successor via Italian settimo ("seventh")—resulting from the Latin soft vowel shifts.
Usage
Primarily used among Roman-era families, the name revived in English-speaking culture during the 19th century and still appears worldwide as a rare but distinctive choice. Its rarity is comparable to other Latin ordinal forms, which have faded in common vocabulary over time.
- Meaning: Seventh in Latin
- Type: Roman praenomen or cognomen
- Gender: Masculine
- Feminine: Septima
- Language: Latin / Italian (spin-off Settimo)
Sources: Wiktionary — Septimus