Guanella is an

Italian surname A name in the Italian language consists of a given name () and a surname (); in most contexts, the given name is written before the surname, although in official documents, the surname may be written before the given name or names. Italian names, ...

. Notable people with the surname include: * Gustav Guanella (1909–1982), Swiss inventor * Luigi Guanella (1842–1915), Italian Roman Catholic priest

See also