- male, deceased (1008)
- Geoffrey I of Rennes (980 - November 20 1008) was duke of Brittany, from 992 to his death. He was son of Duke Conan I and Ermengarde of Anjou,...
- male, deceased (896)
- Berengar II (died 896) was the Count of Bayeux and Rennes and Margrave of the Breton March from 886 until his death a decade later. Berengar was...
- male, deceased (1119)
- Alan IV of Cornwall (died October 13 1119) was Duke of Brittany, from 1084 to 1112. He was also Count of Nantes and Count of Rennes. He was son of...
- male, deceased (1036)
- Herbert I (died 1036), called Wakedog or Evigilans Canis, was the count of Maine from 1015, the son and successor of Hugh III. Under the last...
- male
- Ror(i)gon I or Rorico(n) I (also "Rorgo" or "Rorich"; d. 16 June 839 or 840) was the first Count of Maine of the Rorgonid dynasty, which he...
- male, deceased (992)
- Conan I (927 - June 27 992) was the count of Rennes from 958 and duke of Brittany from 990 to his death. He became ruler of Brittany after a period...
- male, deceased (958)
- Drogo was the count of Vannes and Nantes and duke of Brittany from 952, when he succeeded his father, Alan Wrybeard, as a minor, until his death in...
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