Adalbero or Adalberon () is a masculine given name, a variant of Adalbert, derived from the Old High German words adal ("noble") and beraht ("bright") or bero ("bear"). It may refer to:
Adalbero I of Metz (died 962), bishop Adalbero II of Metz (died 1005), bishop Adalbero (archbishop of Reims) (died 989) Adalberon (bishop of Laon) (died 1030/31) Adalbero, Duke of Carinthia (1039) Adalbero III of Luxembourg (1072), bishop of Metz Adalbero of Styria (died 1086/87), margrave Adalbero of Würzburg (died 1090), bishop and saint
Name day October 6: Saint Adalbero of Würzburg (Catholic)
See also Albert (given name) Æthelberht (disambiguation)
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