Brooke was born at
Ryde on the
Isle of Wight in January 1905 and attended Bruntsfield High School on the island. From 1923 to 1926 she studied at the
Croydon School of Art and then at the
Royal College of Art in London until 1929, where her teachers included
Randolph Schwabe. Throughout her subsequent career, Brooke created portraits in both oil and chalk but mainly concentrated on writing and illustrating books on historical costumes and fashion. She also wrote articles for a number of journals and was elected a member of the Women's Press Club. They had a son, Michael. In 1944, she married William Hugh Giffard and the couple settled near
Honiton in Devon. ==Books illustrated==