Fulcuich (Fulcois) (d. before 1032), Count of Mortagne, son of Rotrou, Seigneur de Nogent. It has been conjectured that Fulcuich's ancestor was Hervé I, Lord of Mortagne-au-Perche.
Fulcuich married Melisende, Viscountess of Châteaudun, daughter of Hugues, Viscount of Châteaudun, and Hildegarde, Viscountess of Châteaudun. Fulcuich and Melisende had two children:
Fulcuich was presumably succeeded as count by his son Geoffrey.
Kerrebrouck, Patrick van, Nouvelle histoire généalogique de l'auguste maison de France, vol. 1: La Préhistoire des Capétiens. 1993.
Reuter, Timothy (Editor), The New Cambridge Medieval History, Volume III, 900-1024, Cambridge University Press, 1999