Debby Bishop (also credited as Debbie Bishop) is a British actress. She is probably best known to television viewers for her appearance in the second series of the crime drama Widows, having taken over the part of Bella O'Reilly from Eva Mottley.

She started her professional acting career at the original Albany Empire Theatre in Deptford, South London in 1978 where she first appeared on stage in a number of shows produced by "The Combination" which was the resident theatre company there. In 1980 she was featured in a BBC Documentary "Fringe Benefits" where she appeared as a singer alongside a number of other Fringe Theatre groups, such as "the Sadista Sisters".

She appeared in the films Walter and June (1982), The Missionary (1982), Party Party (1983), Scrubbers (1983), Slayground (1983), and Sid and Nancy (1986), in which she had a starring role as Phoebe. She was also featured in the West End production of Blues in the Night.

Debby Bishop's additional theatre credits include Reggae Britannia and Restoration at the Royal Court theatre in London, The Wiz at the Lyric Hammersmith and the Crucible Theatre, and 1,000 Clowns at the Watford Palace. Additional TV credits include the Jasper Carrot Show, Video Stars, Bouncing Back, West of Paradise, Dido and Aeneus, and Pam in Blue Money. The last TV or film role Debby Bishop had was the role of Janney Hutton in Family Affairs. Her last theatre performance was the Cabaret in the House show with Peter Straker at Lauderdale House theatre in London, March 2004.

In recent times, Debby Bishop has been supporting charitable community theatre. She has been a patron of Montage Theatre Arts in London since 2005, along with fellow British actress Sylvestra Le Touzel.