Meaning: Its source is Caesarius, a Latin name meaning "Head of hair."

Languages: This boy's name is used in Russian.

Narrative: The derivation of this Roman family name is not certain; it may have evolved from an Etruscan original whose meaning is now lost.

For the last 2,000 years, since members of that family served as the first Roman emperors, the name has been used in various forms as a title denoting kingship and imperial power.