Sereus, Serenus, or Severus was the
Duke of Aquitaine
The Duke of Aquitaine ( oc, Duc d'Aquitània, french: Duc d'Aquitaine, ) was the ruler of the medieval region of Aquitaine (not to be confused with modern-day Aquitaine) under the supremacy of Frankish, English, and later French kings.
As succe ...
briefly following the dukedom of
Austrovald.
[Monlezun, 220.] Monlezun's reliance on the
Charte d'Alaon
The Charte d'Alaon is a spurious and fraudulent charter purporting to provide a genealogy of the house of Odo the Great, Duke of Aquitaine (715 – 735). The 19th-century French historian Joseph-François Rabanis proved it to be a hoax fabrica ...
makes it likely that this individual is spurious or misidentified.
Sources
*Monlezun, Jean Justin
''Histoire de la Gascogne''.1864.
References
Dukes of Aquitaine
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