Liam Booth-Smith, Baron Booth-Smith

The Lord Booth-Smith
Official portrait, 2025
Downing Street Chief of Staff
In office
25 October 2022 – 5 July 2024
Prime MinisterRishi Sunak
Preceded byMark Fullbrook
Succeeded bySue Gray
Special Adviser to the Chancellor of the Exchequer
In office
February 2020 – July 2022
ChancellorRishi Sunak
Special Adviser to the Prime Minister
In office
July 2019 – July 2020
Prime MinisterBoris Johnson
Member of the House of Lords
Life peerage
21 August 2024
Personal details
BornLiam David Scott-Smith
1986 (age 39–40)
PartyConservative
Spouse
Olivia Oates
(m. 2022)
Children2
Alma materLoughborough University
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Liam David Scott Booth-Smith, Baron Booth-Smith (born 1987), is a British political adviser who served as Downing Street Chief of Staff under Prime Minister Rishi Sunak from October 2022 to July 2024. He previously served as Sunak's de facto chief of staff as head of the Joint Economic Unit during his chancellorship.