Mark Fullbrook
| Mark Fullbrook | |
|---|---|
| Downing Street Chief of Staff | |
| In office 6 September 2022 – 25 October 2022 | |
| Prime Minister | Liz Truss | 
| Deputy | Ruth Porter | 
| Preceded by | Steve Barclay | 
| Succeeded by | Liam Booth-Smith | 
| Personal details | |
| Born | June 1962 (age 62–63) | 
| Political party | Conservative | 
| Spouse | Lorraine Fullbrook | 
| Education | University of Warwick | 
Mark Stephen Fullbrook (born June 1962) is a British political strategist and lobbyist who was Downing Street Chief of Staff from September to October 2022.