Leanne Best (born June 15, 1979) is an English actress. She trained at the Liverpool Institute for Performing Arts and presently lives in southwest London.

She is known for her roles as Jane Cobden in the BBC series Ripper Street, Celia Donnelly in Fortitude, and the title role of 'The Woman In Black' in the 2014 film The Woman in Black 2: Angel of Death. Best also appeared as Min Sakul in the sequel Star Wars: The Force Awakens (2015).

More recently Best appeared in ITV comedy series Cold Feet in September 2016 as Tina Reynolds. She was also in Line of Duty series 3.