Jonathan Strange & Mr Norrell is a seven-part British historical fantasy TV miniseries adapted by Peter Harness from Susanna Clarke's best-selling 2004 novel of the same name. It premiered on BBC One on 17 May 2015 and ended on 28 June 2015. It was nominated for four BAFTA awards and recognised by the British Film Institute as one of the top ten most important television programmes of 2015.

Susanna Mary Clarke is an English author known for her debut novel Jonathan Strange & Mr Norrell (2004), a Hugo Award-winning alternative history. Clarke began Jonathan Strange in 1993 and worked on it during her spare time. For the next decade, she published short stories from the Strange universe, but it was not until 2003 that Bloomsbury bought her manuscript and began work on its publication. The novel became a best-seller.