Brenda Doreen Mignon de Banzie[2] (28 July 1909[2] – 5 March 1981)[3] was a British actress of stage and screen.

De Banzie was the daughter of Edward Thomas de Banzie, conductor and musical director, and his second wife Dorothy (née Lancaster), who he married in 1908.

[6] Her most notable film role was as Phoebe Rice, the hapless wife of comedian Archie Rice (played by Laurence Olivier) in the 1960 film version of John Osborne's The Entertainer.

She had also appeared on Broadway in the original play, for which she received a Tony Award nomination.

De Banzie died at the age of 71 due to complications following brain surgery.