Berengar left no male heirs, but the descendants of his daughter Gisela and Adalbert I of Ivrea including their son Berengar II of Italy, Berengar II's son Adalbert, and Adalbert's son Otto-William, Duke of Burgundy, are counted among the Unruochings.
Berengar failed to produce a male successor, but his lineage through Gisela and Adalbert I of Ivrea continued with their son Berengar II of Italy, who had children of his own, including Adalbert and Otto-William, Duke of Burgundy, who are classified as Unruochings.