Betty Jackson (born 24 June 1949) is a British fashion designer based in London, England. She was born and grew up in Bacup, Lancashire. In 2007, her achievement within British fashion was honoured with a CBE. She is also known for designing the outrageous costumes of Eddy and Patsy on the 1990s hit television comedy Absolutely Fabulous.

Betty Jackson was born in Bacup, Lancashire on 24 June 1949. Her father owned a shoe factory and her mother who shopped 'for the season' at Kendal Milne in Manchester. She studied fashion in Birmingham College of Art under Zandra Rhodes, and started her fashion career as a fashion illustrator during her senior year (1971) at college. She learnt her trade in the later 1970s as a designer for the Quorum line of Ossie Clark.

In 1981, she met her French-born husband, David Cohen, and they set up their company, Betty Jackson Ltd. They have worked together ever since.