Question

Explain the name publius

Answer 1

Publius is a Latin praenomen or personal name. It was used by both patrician and plebeian families, and was very common at all periods of Roman history. It gave rise to the patronymic gens Publilia, and perhaps also gens Publicia.
Basically meaning public in latin. Hmu

Answer 2

The name Publius was used to sign The federalist articles when they were published in newspapers. Hope this helped.