Adalbert II (disambiguation)

Adalbert II may refer to:
 * Adalbert II, Margrave of Tuscany (c.875-915)
 * Adalbert II (archbishop of Salzburg) (died 935) for Roman Catholic Archdiocese of Salzburg
 * Adalbert II, Count of Ballenstedt (died 1076/83)
 * Adalbert II (archbishop of Mainz) (died 1141)