Isabel Ann Barr (16 September 1929 – 4 May 2015) was a British journalist and writer involved in coining the terms Sloane Rangers and Foodies, in the early 1980s.
At the outbreak of World War II, Barr and her three siblings were taken to Montreal by her mother where she attended The Study, a private school.
Her paternal grandfather was the inventor of Barr's Irn-Bru, a type of fizzy soda drink, popular in Scotland.
[3] She began working in journalism working for John Anstey at the Telegraph Magazine and for Robert Harling at House & Garden, as well as helping Hugh Johnson, her cousin's husband, with his World Atlas Of Wine.
With Peter York, she co-wrote The Official Sloane Ranger Handbook which sold over a million copies.