Banshee

Banshee could refer to:
 * Sean Cassidy, A Marvel Comics superhero and mutant; Also known as Banshee
 * Sean Cassidy, Version of the above as seen on the 1992 X-Men animated series.
 * Sean Cassidy, Version of the above as seen in the 1996 Generation X television movie.
 * Sean Cassidy, Version of the above as seen in the 2011 feature film X-Men: First Class.
 * Siobhan McDougal, A DC Comics supervillain; Also known as Silber Banshee
 * Siobhan McDougal, Version of the above as seen on the Smallville television series.
 * Siobhan McDougal, Version of the above as seen on the Justice League Unlimited animated series.
 * Siobhan McDougal, Version of the above as seen in the 2010 Superman/Batman: Public Enemies animated movie.