Siobhan is a main female character of The Vampire Diaries novel series. She is an antagonist in The Salvation: Unspoken. She is a powerful vampire and is described to be even more malicious than The Old Ones.
- Siobhan is the Irish version of Jehanne and means "God's grace".
The Salvation Series
In Unspoken, the Guardians revealed to Elena that she needed to hunt and kill an ancient and powerful vampire, who, unlike the Old Ones, has not grown to be more humane during the time she has spent roaming the earth and is a very clever woman who will kill without remorse.