Question

Explain the name Publius.

Answer 1

Latin or a  personal name. It was used by both patrician and plebeian families, and was very common at all periods of Roman history. 

Answer 2

Publius Valerius Poplicola or Publicola (d. 503 BC) was one of four Roman aristocrats who led the overthrow of the monarchy and became a Roman consul, the colleague of Lucius Junius Brutus in 509 BC, traditionally considered the first year of the Roman Republic.