Marius
Masculine · “of Mars”
Marius is a Roman family name probably from Mars — and Gaius Marius reorganised the Roman army and held the consulship seven times.
How old is the name Marius?
Marius first appears in US birth records in 1881 — 144 years ago. The typical Marius alive today was born around 2002, making them about 23 years old. About 2,300 people named Marius are estimated to be alive in the US today.
When was the name Marius most popular?
Marius peaked in 1881, reaching #866 nationally. Today it ranks #2539, 1,673 places below that high. See the whole 1881 chart.
Marius appears on this list:
Where it comes from
From Mars to Marius
The story of Marius
Gaius Marius opened the legions to men without property, reorganised the army into the form that conquered the Mediterranean, and held seven consulships in a career that ended in civil war. His family name probably honors Mars. Marius is standard in German, French and Romanian and is in current American use.
Meaningscholars disagree
of Mars
From the Roman gens name Marius, generally derived from Mars, though a connection to mas, 'male', is also proposed. It is unrelated to Maria despite the resemblance. Neither derivation is fully settled. The gens is documented.
How the name formed
- Mars
- Marius
Related forms: Marius · Marius · Marius
Pronouncing Marius
MAR-ee-us
Three syllables, stress on the first. Romanian says MAH-ree-oos.
Nicknames for Marius
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1881
- Most boys named
- 200480 — the highest on record
- Peak rank
- #866reached in 1881
- Change vs 2023
- +57.6%52 in 2025, from 33
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Marius in other languages
The same name elsewhere
- Marius in Latin — same name
- Marius in German — same name
- Marius in Romanian — same name
Strongest US states over the last decade: California, Texas, New York. INSEE rounds every published count to the nearest five for statistical confidentiality; the ranks are calculated from the exact figures. International figures from INSEE. Sources
Mariuss among us
people named Marius are estimated to be alive in the US today
About 1 boy in 32,848 born in 2025 was named Marius
Estimated from SSA birth records and published actuarial life tables. Method
Is it right for you
What happens to a name after it peaks
Fashion outlook
Marius sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Marius is headed
Marius should hold steady through 2030 — the curve is flat, and flat curves are the most predictable kind.
Medium confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Marius beside its neighbors
The names ranked closest to Marius in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- That he opened the legions to the propertyless and remade Rome's army is a first-rate history.
- It is standard across German, French and Romanian naming.
- Three syllables with a front stress, which holds up against a short surname.
- The derivation is not fully settled.
- It is unrelated to Maria despite the resemblance.
- It reads as specifically Continental.
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What they receive
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Marius
Masculine · #2539 in the U.S.
Frequently asked
- How many Mariuss are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 2,300 people named Marius are estimated to be alive in the US today.
- How popular is the name Marius in 2025?
- Marius ranks #2539 among US boy names in 2025, with 52 babies given the name.
- How rare is the name Marius?
- About 1 in every 32,848 US boys born in 2025 was named Marius — 52 in all.
- Will my child share the name Marius with classmates?
- Marius will almost certainly be the only one in school.
Ranked beside Marius
Names sitting at a similar level of popularity right now.
Yanis#2539 · Ebenezer#2539 · Mazen#2539 · Ziyad#2539 · Mercer#2539 · Ramy#2539 · Konnor#2539 · Luigi#2539
Looking for what else is popular rather than what resembles Marius? See the current top 100.
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US figures from the Social Security Administration; international figures from national statistics agencies. 1880–2025. Data & methodology
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