At a Glance
- Meaning
- Literally 'tenth,' originally given to a tenth-born son in ancient Rome
- Origin
- Latin
- Gender
- Boy
- Pronunciation
- DESS-ih-məs
Decimus is a Latin boy's name meaning “Literally 'tenth,' originally given to a tenth-born son in ancient Rome”. It appears in 4 of our baby name lists.
Meaning & Origin of Decimus
Meaning: Literally 'tenth,' originally given to a tenth-born son in ancient Rome.
Origin: Latin.
A common claim: Sometimes framed as a 'warrior' name because of famous Roman generals who bore it Actually: The name itself just means 'tenth' (a birth-order name); any warrior association comes from specific notable bearers, not the word's meaning.
Source: Wiktionary.
How to Pronounce Decimus
DESS-ih-məsIPA /ˈdɛsɪməs/
Popularity of Decimus
Decimus doesn’t appear in U.S. Social Security birth records, which include every name given to at least five babies in a year — so it’s rare in the U.S.
Lists That Include Decimus
- 200+ Rare Baby Names for Boys You’ll Absolutely Love 2026
- 200+ Dark Academia Baby Names for the Bookish, Brooding Parent
- 175+ Latin Baby Boy Names Rooted in Ancient Rome
- 200+ Baby Names That Mean Warrior — Bold, Brave, and Battle-Ready
Similar Names
Cyprian · Evander · Crispin · Fabian · Cornelius · Clement
