1. Lambert (Hugo?) von Lowen married N.N. in de Betuwe.
N.N. in de Betuwe was the daughter of Graf Ricfris (Dodo) in de Betuwe ( -bef950) and Hewesindis ( - ). She and Lambert (Hugo?) von Lowen had the following children:
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2. Adele von Lowen, daughter of Lambert (Hugo?) von Lowen and N.N. in de Betuwe, died in 0961. She married Graf Renigar III von Hennegau.
Graf Renigar III von Hennegau, son of Graf Renigar II von Hennegau (890-aft932) and Alice de Bourgogne ( - ), was born in 0920. He died in 0973. He and Adele von Lowen had the following children:
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3. Graaf Lambert I von Lowen, son of Graf Renigar III von Hennegau and Adele von Lowen, was born in 0955. He married Geberge con Niederlothringen circa 0990. He died in 1015.
Geberge con Niederlothringen, daughter of Herzog Karl von Niederlothringen (953-993) and Bonne Adelaide Lorraine ( - ), was born circa 0975. She died circa 1018. She and Graaf Lambert I von Lowen had the following children:
| 5 | Mathilde (Maud MAHAUT) VON LOWEN (c. 1006-1046). Mathilde was born circa 1006. She married Eustache I de Boulogne in 1019. She died in 1046. |
4. Graf Renigar IV von Hennegau was the son of Graf Renigar III von Hennegau and Adele von Lowen.