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Home › Baby Names Directory › Marcelius

Marcelius

♂ Boy

Pronounced mar-SEE-lee-us /mɑrˈsiː.li.əs/Medium

Meaning: An elaborated form of the Latin Marcellus, a diminutive of Marcus, tied to Mars, the Roman god of war: 'little warrior; dedicated to Mars.' The -ius ending gives it a Roman flourish.Low

In 30 seconds: A Roman-flavored name: Marcelius means 'little warrior; of Mars,' from Marcellus (said 'mar-SEE-lee-us'). Grand and strong.
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Origin MediumLatin
MeaningAn elaborated form of the Latin Marcellus, a diminutive of Marcus, tied to Mars, the Roman god of war: 'little warrior; dedicated to Mars.' The -ius ending gives it a Roman flourish.
U.S. rank (2024)#11798 ↘ Falling
2024 U.S. births6 boys (0.00% of U.S. boys)
Peak year1992
Total births (all-time)≈ 31

Popularity in the U.S. · SSA data

peak 199219892024

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

Marcelius is a fuller form of the Latin Marcellus, itself a small form of Marcus and linked to Mars, the war god: 'little warrior; of Mars.' The -ius ending lends a Roman grandeur; rare in U.S. use (said 'mar-SEE-lee-us').

In the U.S. it appears rarely, as a dressed-up take on Marcellus. Rare, Roman-styled, and strong.

Did you know? Marcelius elaborates the Latin Marcellus — a diminutive of Marcus, tied to Mars, god of war — so it reads as 'little warrior' with a stately -ius flourish (said 'mar-SEE-lee-us').
Overall data confidence 50%
References — Marcelius — Elaborated Latin Marcellus; diminutive of Marcus, tied to Mars

Variations

MarcellusMarcelisMarcelius

Nicknames

MarcCel

Famous Bearers

  • Famous bearers coming soon.

If you like Marcelius…

Marcellus— the base Latin name Marcelius elaborates
Aurelius— a like -ius Roman name
Cornelius— a like grand Latin -ius pick
Marcus— the root of the Marcellus family

Explore names like Marcelius

By themelatinclassicromanstrength
By meaningGod / DivineWarrior

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Frequently Asked

What does the name Marcelius mean?

Marcelius is an elaborated form of the Latin Marcellus, tied to Mars: 'little warrior; dedicated to Mars.'

How do you pronounce Marcelius?

It's said mar-SEE-lee-us /mɑrˈsiː.li.əs/ — four syllables, stress on the second.

Is Marcelius a boy or girl name?

Marcelius is used as a boy's name.

How popular is Marcelius?

Marcelius is a rare name for boys in the U.S.

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