Adela

-http://fmg.ac/Projects/MedLands/HAINAUT.htm#ReginarIIIdied973

 1.       REGINAR [III] ([920]-973). .. ... .....

m ADELA, daughter of --- (-961). The Annales Hanoniæ record the death in 961 of "Adela comitissa Montensis…uxor Ragineri comitis"[39], although as this passage follows closely on those dealing with the exploits of "Raginerus Longi-colli" it is unclear to which Count Reginar the Annales are referring at this point.
She is named in secondary sources as Adela von Dachsburg, daughter of Hugo [V] Graf von Dachsburg und Egisheim [Alsace] & his wife Hildegard ---, but the primary source which confirms that this is correct has not yet been identified.

 Comte Reginar [III] & his wife had two children:

/!\ NOT her great-granddaughter Adela van Leuven /!\

http://www.rumblefische.com/ancestors/chap0035.html#I3178:

Weis and van de Pas list her as Adele/Adela (d 961), the daughter of Lambet, Count of Louvain. Langston lists her as Adele of Dagsbourg, origin unknown. Cawley lists her as Adela (d 961), the daughter of Hugo a count in Nordgau (d 940, son of Count Eberhard and Adelinda) and Hildegarde.

Marriage 1 Regnier III "Long Neck" Count of Hainault b: ABT 928 in Hainault, Belgium Children: Regnier IV Count of Hainault b: ABT 950 in Hainault, Belgium Lambert I "The Bearded" Count of Louvain b: ABT 950 in Louvain, Brabant, Belgium Sources:

Title: Ancestral Roots of Certain American Colonists, 7th Edition, by Frederick Lewis Weis, additions by Walter Lee Sheppard Jr., 1999 Page: 155-19 Title: The Plantagenet Ancestry, by William Henry Turton, 1968 Page: 19 Text: Adele (no last name or ancestry)