Most scholars see Numana as having been founded by people of Sabine origin, but Pliny the Elder attributed its foundation to the Siculi, but whatever its origin, it was an important commercial centre in the 6th and 5th centuries BC [REF].
In the Middle Ages the town is referred to under the name Humana Umana in modern Italian spelling and under that name appears in a number of treaties, alliances and other documents.