Adelchis (given name)

Adelchis, also spelled Adelgis or Adalgis (Adelchi, Adelgiso), is a masculine Germanic given name used among the Lombards. It may refer to:
 * Adalgis (died 788), son of the king of Italy
 * Adelchis of Benevento, reigned as prince 854–78
 * Adelchis I of Spoleto, reigned as duke 824–34