Lucius (praenomen)

In Roman naming conventions, Lucius was a common and widespread praenomen, or personal name, typically abbreviated as L. It ranked among the most popular praenomina used throughout Roman history, from the Republic to the Empire. Its etymology is uncertain, with theories linking it to the Latin word lux (light), suggesting meanings such as "bringer of light" or "born at dawn." However, this etymology remains speculative.

Lucius was not restricted to any particular gens or social class and was used by both patrician and plebeian families. Individuals bearing the praenomen Lucius appear frequently in Roman historical records, inscriptions, and literature. Examples include Lucius Cornelius Sulla, a Roman general and statesman, and Lucius Annaeus Seneca, a Roman philosopher and playwright. The continued use of Lucius over centuries demonstrates its enduring popularity as a personal name in Roman society.