Other Forms FormsAdalgis, Adelchis
It is an Italian form of ADELGIS from the Ancient German elements adal 'noble' and gisil 'arrow'. Adelchi was a Longobard prince, son of King Desiderio who ruled Longobard territories in years 756-774. In 774 Charlemagne conquered this reign. Adelchi is also the title of a tragedy written by author Alessandro Manzoni in 1822 with Prince Adelchi as main character.