Gladys Bronwyn Stern or GB Stern (17 June 1890 – 20 September 1973) born Gladys Bertha Stern in London, England, wrote many novels, short stories, plays, memoirs, biographies and literary criticism.
She wrote her first novel at the age of 20, and then continued to write a novel every year. Her "Rakonitz" novels, e.g. The Rakonitz Chronicles (1932), were based on her cosmopolitan, non-practicing Jewish family. She married New Zealander Geoffrey Lisle Holdsworth in 1919, and sometimes collaborated with him. After World War II she became a Catholic. Her 1938 novel The Ugly Dachshund was made into a film, also titled The Ugly Dachshund.
With Sheila Kaye-Smith she wrote the dialogues Talking of Jane Austen and More Talk of Jane Austen. She also wrote a biography of Robert Louis Stevenson. She died in Wallingford, Oxfordshire, England.