伊索贝尔·沃勒-布里奇，Isobel Noeline Waller-Bridge (born 23 April 1984) is a British composer, known for her scores for film, television and the theatre, alongside her work in electronic music and contemporary classical music.Waller-Bridge studied for a bachelor's degree in music at Edinburgh University and a master's degree at King's College London. She was then awarded a scholarship at the Royal Academy of Music, where she achieved a diploma.Waller-Bridge is known for being the composer of BBC comedy-drama series Fleabag (2016–2019), written by and starring her sister, Phoebe Waller-Bridge. She also wrote the score for the feature film Vita and Virginia.She has performed in concert venues in London, such as at the St James Theatre and Union Chapel. In 2016, her music appeared on albums with the Icelandic composers Ólafur Arnalds and Jóhann Jóhannsson.Waller-Bridge has two younger siblings: Phoebe Waller-Bridge and Jasper Waller-Bridge.