This is a disambiguation page.
It points to other pages that have similar names. If you followed a link here, please fix it to point to one of the pages listed below.
Sebastian may refer to:
- Sebastian, a member of Torchwood 1. (TV: Army of Ghosts)
- Sebastian Grayle, an enemy of the Eighth Doctor who made a deal with the Nimon. (AUDIO: Seasons of Fear)