Save Type Surname (from given name & from location) Usage Italian Pronounced Pron. [ɡaʎ.ˈʎaː.no] [key·simplify] Other Forms FormsGagliani, Galiani, Gaglione Meaning & History Habitational name from any of several places in Italy, most of which derive from the Latin personal name Gallius (see Gallus). Alternatively, it could derive directly from the given name Gallius, or from a similar name such as Galianus or Galenus.