The name Casciana derives from the Latin name of Cassius, with the meaning of "Cassio’s Land”, but the location is first mentioned by the name of Acqui at the end of the 9th century, with reference to the thermal characteristics of the place.
The name Casciana originates from the Latin word for Cassius, signifying "Cassio's Land". The area was first recorded as Acqui around the late 9th century, emphasizing its unique thermal properties.