Italian and Spanish form of Sergius, a Roman family name whose etymology traces to the Etruscan royal houses.
Nicknames
ser · serge
Vibe
strongtimeless
How it ages.
Sergio held steady in Romance-language countries through the 20th century; Spanish-speaking regions maintain consistent use.
The cultural moment.
Mexico and Spain show Sergio in top-50 throughout 1980-present; US adoption grew post-1990 with Latino population increase. Currently ranks #44 in Spain.