Thietmar names "Sigifrith and Benno" as sons of Count Siegfried, recording that they plotted to kill Ekkehard I Markgraf von Meissen. The Annalista Saxo names Benno and gives his parentage.
Graf 1002/1033.
Married Eilika, daughter of ---. The Annalista Saxo names "comitissa Eilica" as wife of Benno. 1