Its source is Caesarius, a Latin name meaning "Head of hair."
This name is often written with an accent -- César.
This boy's name is used in French and Spanish.
The name Cesar ranked 161st in popularity for males of all ages in a sample of 2000-2003 Social Security Administration statistics and 353rd in popularity for males of all ages in a sample of the 1990 US Census.
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.