Manasses II, Count of Rethel (died 1032) was a son of Manasses of Omont and his wife, Castricia. He manifested himself in the early 11th century as Count of Rethel.
He was married to Dada (possibly either Judith or Yvette), according to a recent study[1][2] she was most likely the sister of Eble I of Roucy, and a maternal granddaughter of Ermentrude de Roucy.
^Mathieu, Jean-Noël (2000). La Succession au comté de Roucy aux environs de l'an mil. Vol. Prosopographica et Genealogica / 3. Oxford: Linacre College, Unit for Prosopographical Research. pp. 75–84. ISBN1-900934-01-9. {{cite book}}: |work= ignored (help)