Recent in Baby
When Baby Resists SolidsWhen Baby Resists SolidsBaby Biting TipsBaby Biting Tips5 Tips To Help Prevent Highchair Injuries5 Tips To Help Prevent Highchair InjuriesWhen Baby and Pet MeetWhen Baby and Pet MeetTreatments for ColicTreatments for ColicBaby Milestones – The First YearBaby Milestones – The First YearTips for Relieving Teething PainTips for Relieving Teething PainBenefits of Making Your Own Baby FoodBenefits of Making Your Own Baby Food

Home › Baby Names Directory › Demarius

Demarius

♂ Boy

Pronounced də-MAIR-ee-əs /dəˈmɛr.i.əs/Medium

Meaning: Modern coinage joining the De- prefix to Marius (a Roman name linked to Mars); no single fixed rootLow

In 30 seconds: Grand and modern: Demarius joins a De- opening to Marius — a Roman name tied to Mars. A flowing coinage, strong and warm.
💕 Browse more names
Origin LowAmerican, Latin
MeaningModern coinage joining the De- prefix to Marius (a Roman name linked to Mars); no single fixed root
U.S. rank (2025)#5922 ↘ Falling
2025 U.S. births15 boys (0.00% of U.S. boys)
Peak year2006
Total births (all-time)≈ 2,024

Popularity in the U.S. · SSA data

peak 200619782025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Demarius is a modern coinage joining the De- prefix to Marius — a Roman family name possibly linked to Mars (god of war) or Latin mas, 'male' (routes layered, which we note). It has no single traditional root; the grand sound carries it.

It registers thinly in records. Rare, of-Mars-or-manly in echo, and grand.

Did you know? Demarius pairs the De- prefix with Marius (an old Roman family name, possibly tied to Mars, god of war, or 'male') — a strong, modern coinage.
Overall data confidence 50%
U.S. Social Security Administration name files — recent emergence

Variations

DemarioDemarionMarius

Nicknames

Mario

Famous Bearers

  • Famous bearers coming soon.

If you like Demarius…

Demario— a fellow De- coinage
Demarion— a companion De- name
Demetrius— another De- classical name
Marius— the Marius base

Explore names like Demarius

By themeuncertaincoinageamericanlatin

All themes →All meanings →All origins →

Frequently Asked

What does the name Demarius mean?

Demarius joins De- to Marius (linked to Mars/'male'); it has no single fixed meaning, so we flag it.

How do you pronounce Demarius?

It's said də-MAIR-ee-əs /dəˈmɛr.i.əs/ — four syllables, stress on the second.

Is Demarius a boy or girl name?

Demarius is a boy's name.

How popular is Demarius?

Demarius is a rare name in the U.S.

💬 Ask Nia