- This page is about the Latin praenomen. For other uses and a list of individuals with this name, see Lucius, and also Lucius (disambiguation).
Lucius (; ) is a Latin
praenomen, or
personal name, which was one of the most common names throughout Roman history. The feminine form is
Lucia ( or ; ). The praenomen was used by both patrician and plebeian families, and gave rise to the patronymic
gentes Lucia and , as well as the
cognomen Lucullus. It was regularly abbreviated
L.