Lambert (669–742), Count of Haspengau (Hesbaye). The identity of Lambert's father remains uncertain, but the prevailing theories identify him as either Robert II (Chrodobert II), Lord Chancellor of France, or a son of Robert's. Some histories identify Lambert as the son of Warnius and Gunza (see, for example, ), although this is not likely. Lambert would be nevertheless a direct descendant of Clovis I, King of the Franks.
Lambert was possibly married to Chrotlind, daughter of Theodoric III, King of Neustria and Austrasia. Lambert (and Chrotlind?) had three children:
Upon his death, Lambert was succeeded as Count of Hesbaye by his son Robert.
Riché, Pierre, The Carolingians: A Family who Forged Europe, University of Pennsylvania Press, Philadelphia, 1993