Submitted NameRevisions Save Type Surname (from occupation) Usage Italian Pronounced Pron. gwah-dah-ñEE-noh [key] Edit Status Status [show contributorshide contributors] Added 5/2/2016 by Felie Edited 5/2/2016 by Felie Meaning & History It came from Italian word guadagno which means "earnings" and has a diminutive suffix ino which is also an occupation suffix.