Sarah Jane Olney is a British Liberal Democrat politician who has served as the Member of Parliament (MP) for Richmond Park since 2019, previously holding the seat from 2016 to 2017. Olney has served as the Liberal Democrat spokesperson for the Treasury from July 2022 to 2024. And for business and industrial strategy from January 2020 to 2024, she currently serves as Spokesperon for the Cabinet Office since September 2024.