Despite dialects, we have several in USA English alone, the main languages of the 1st century Judean marketplace and politics were Latin, Greek, Egyptian, Hebrew, Aramaic and to a lesser extent languages of the Persian Empire.<quoted text>
You they were all used at some point in time in the region.
Aramaic was the tongue of area of the Galileans in Jesus day, and there were several dialects. Most of the time, those dialects are all under the umbrella of Aramaic when talked about today...until it comes to the scholars who have to translate or transcribe it.
Greek as well as Latin were the languages of Roman Elite.