- "I didn't get rid of the Bandon Banshee by smiling at her."
- —Gilderoy Lockhart regarding his supposed banishing of this banshee.[src]
The Bandon Banshee was a banshee who was supposedly defeated by Gilderoy Lockhart.  It was actually defeated by a witch with a hairy chin.  The book Break with a Banshee is most likely centered around this Banshee's defeat.
- Harry Potter and the Chamber of Secrets (First mentioned)
- Harry Potter and the Chamber of Secrets (film) (Mentioned only)