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's lack of male heirs led to the continuation of his family line through his daughter Gisela and her husband Adalbert I of Ivrea, resulting in descendants such as Berengar II of Italy, Adalbert, and Otto-William, Duke of Burgundy, who are part of the Unruochings.