Decimus

Boy Name
Origin:latin
Pronunciation:/ˈdɛs.ɪ.məs/

Decimus: a male name of Latin origin meaning "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t". It derives from the Latin word "*déḱm̥t > déka > decem > Decius / Decimus".

Decimus is a masculine name that means "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t". Its Latin origins reflect deep cultural values and traditions that have been passed down through generations. Parents choosing this name often appreciate its profound significance and timeless appeal.

Quick Facts About Decimus

Quick facts about Decimus
OriginLatin
GenderBoy name
PopularityModerately popular

Researched by Name Doctor Linguistics Team

Our names are verified by professional linguists with expertise in etymology and cultural naming traditions.

Last reviewed: November 2025

Meaning

This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio.

Etymology & Details

Name Root

*déḱm̥t > déka > decem > Decius / Decimus

How to Pronounce Decimus

Decimus is pronounced /ˈdɛs.ɪ.məs/(Latin)

Step-by-step pronunciation guide:

  1. Break it into syllables: Dec-im-us
  2. Say it like: "DEC-IM-US"
  3. Practice saying it naturally a few times

Pronunciation verified by linguistic sources

Usage & Popularity

Decimus is predominantly used in latin speaking communities, where it maintains strong cultural connections and traditional significance.

latin
Frequently Asked Questions About Decimus
What does the name Decimus mean?
Decimus means "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio.". The name comes from *déḱm̥t > déka > decem > Decius / Decimus. In its original form, the name derives from déka ‎(δέκα). This latin name has been passed down through generations, carrying its meaning across different cultures and time periods. Parents who choose Decimus for boys often connect with the name's meaning of "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." as a quality they hope to see in their child. While not the most common choice, Decimus's meaningful roots have given it staying power among parents looking for a name with substance. The name is associated with qualities like JULIAN CALENDAR MONTHS (DECEMBER) / NUMBERS (10 OR TENTH), reflecting its meaning in how people perceive those who carry it.
What is the origin of the name Decimus?
Decimus is a latin name. The name traces back to *déḱm̥t > déka > decem > Decius / Decimus. The original form déka ‎(δέκα) shows the name's roots in its native language. The name remains closely tied to latin naming traditions while occasionally appearing in other cultures. The latin meaning "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." reflects values important in the culture where this name first appeared.
Is Decimus a boy or girl name?
Decimus is a boy's name. The name has been used for boys across many generations, maintaining its masculine character through different eras and cultures. In latin tradition, Decimus has historically been given to boys. The meaning "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." carries well for a son, giving the name lasting appeal.
How do you pronounce Decimus?
Decimus is pronounced "/ˈdɛs.ɪ.məs/". This pronunciation follows la language patterns. As a single-syllable name, Decimus is quick to say and easy to call out. If you're unfamiliar with latin names, listening to a native speaker say Decimus can help you catch the right rhythm and emphasis. The name's root *déḱm̥t > déka > decem > Decius / Decimus influences how Decimus sounds in its original language.
How popular is the name Decimus?
Decimus is somewhat common, familiar to most people. With moderate popularity, Decimus offers familiarity without being everywhere. It's the kind of name people recognize but don't hear every day. Decimus's popularity may vary between latin communities and the broader population, where naming trends differ. The name's meaning of "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." likely influences its appeal, as parents often choose names that express values or hopes for their children. Among boys' names, Decimus holds its own, appealing to parents who value distinctive options.
Where is the name Decimus commonly used?
Decimus is used primarily in latin naming traditions. The name originated in latin culture and spread as people migrated and cultures exchanged ideas. The meaning "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." carries universal appeal, helping explain why different cultures adopted Decimus into their naming traditions. A child named Decimus will likely find their name recognized in multiple countries, which can be an advantage for families with international connections or who value global accessibility. Across these cultures, Decimus is given to boys, maintaining consistent gender association.
What is the cultural significance of Decimus?
Decimus carries associations with JULIAN CALENDAR MONTHS (DECEMBER) / NUMBERS (10 OR TENTH). These qualities shape how people perceive the name and those who carry it, creating expectations and first impressions. The name's meaning of "This name derives from the Latin “decem,” meaning “ten,” from the Proto-Indo-European “*déḱm̥t.” Cognates include Ancient Greek déka ‎(δέκα). Decimus is a Latin praenomen or personal name, usually abbreviated D. Although never especially common, Decimus was used throughout Roman history from the earliest times to the end of the Western Empire and beyond, surviving into modern times. The Latin personal name “Decimus,” means “the tenth born, or born in December,” which was initially given to the tenth child of the family or the tenth or youngest between ten members of the same family of the same name. 1) Decimus Carfulenus, called Carsuleius by Appianus, was a Roman statesman from the time of the Civil War to the Battle of Mutina, in which he perished. 2) Decimus Junius Brutus Callaicus (180–113 BC) was a consul of the Roman Republic for the year 138 BC, together with Publius Cornelius Scipio Nasica Serapio." reinforces these associations, connecting the literal translation to the character traits people expect. In latin culture, where Decimus originates, these qualities held particular value, making the name a way to express hopes for a child's character. Research shows that names do influence perceptions. People form impressions based on names before meeting someone, which means choosing Decimus sets certain expectations. Parents choosing Decimus often connect with one or more of these associations, selecting the name because it represents qualities they value or wish for their child. In latin communities, these associations may carry extra weight, as naming traditions often reinforce cultural values.

Sources: Etymology verified through linguistic research including Oxford Dictionary of First Names, Behind the Name, and academic etymology databases.

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