Wikipedia
Sebdann
Sebdann, Gaelic- Irish feminine forename.
The name Sebdann is attested in a number of entries in the Irish annals dated to between 726-733. The Annals of Ulster records the death of
- Sebdann filia Chuirc, dominatrix Cille Daro/Sebdann daughter of Chuirc, abbess of Kildare.