Boy’s name · Latin

Marcellus

How to say it: mar-SEL-us · /mɑrˈsɛləs/

Latin diminutive of Marcus, from the god Mars. Meaning 'little warrior' or 'of Mars'. A classic Roman patrician name.

Marcellus was the 953rd most popular boys’ name in the United States in 2025, given to 208 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 40% in ten years, and it is projected to slip to #977 by 2030.

Updated · SSA 2025 data, published May 2026 · How we compute these figures

#953for boys in 2025
1 in 15,939US babies
208born in 2025
#977projected for 2030
2020sits peak decade
under 1 in 200chance a classmate shares it

Key facts

Key facts about Marcellus
Rank among boys’ names, 2025#953
Babies born in 2025208
Share of births1 in 15,939
Peak decade2020s
Change over 10 years+40%
Projected rank for 2030 (estimate)#977

Sources: Social Security Administration (SSA). How we compute these figures.

Its life, decade by decade

This decade marks the best showing yet for Marcellus. At its peak, a slight slip is expected.

1900195020002020–25
Peak: 167 per million births, 2020s.

What goes with it

Strong and rolling with soft breathy sounds, it is spoken mar SEL us. Augustus shares its grand style.

Parents who love Marcellus also love

Nicknames

  • Marc
  • Marcel
  • Marcy
  • Cello

In the classroom

In a class of 25 children born in 2025, the chance that another child is called Marcellus is about under 1 in 200.

Around the world

This spelling is used in English.

Famous people named Marcellus

From Wikidata and Wikipedia

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