Lambert I, Count of Louvain
Lambert I of Louvain nicknamed "The Bearded" was the first Count of Louvain in 1003. He was killed by Godfrey II, Duke of Lower Lorraine in battle for Godfrey's claim of Count of Verdun.
He was the son of Reginar III, Count of Hainaut and Adela d' Eguisheim, daughter of Hugh V, Count of Eguisheim. His brother was Reginar IV, Count of Mons. He was the husband of Gerberga of Lower Lorraine, and father of: