'Proconsul' in the Bible

who was with the proconsul Sergius Paulus, an intelligent man; this one having called for Barnabas and Saul, did desire to hear the word of God,

and there withstood them Elymas the magian -- for so is his name interpreted -- seeking to pervert the proconsul from the faith.

then the proconsul having seen what hath come to pass, did believe, being astonished at the teaching of the Lord.

And Gallio being proconsul of Achaia, the Jews made a rush with one accord upon Paul, and brought him unto the tribunal,