MP for Hertsmere
“A long‑serving Conservative with extensive government experience, generally loyal to the party but with a small number of rebellions on high‑profile votes.”
Sir Oliver Dowden is the Conservative MP for Hertsmere, first elected in 2015. He has held a string of senior government roles, notably Deputy Prime Minister, Secretary of State for Digital, Culture, Media and Sport, and Chancellor of the Duchy of Lancaster, and has also served in prominent positions within the party and in opposition roles.
Dowden shows very high party loyalty (100%) and above-average attendance (68%), with 6 rebel votes in total. His voting across key topics is broadly mixed and centrist, with a centrist score of 53/100, indicating no single ideological tilt in the supplied record.
Declared financial interests total 39 entries, including multiple entries for employment and earnings and ad hoc payments; gifts, benefits and hospitality from UK sources; visits outside the UK; and other miscellaneous entries.
Generated 21 February 2026
How this MP participates in parliamentary votes. These numbers describe activity, not effectiveness.
How often this MP votes
Conservative average: 56%
The percentage of parliamentary votes (divisions) this MP participated in. MPs may miss votes for legitimate reasons including ministerial duties, constituency work, or illness.
How often this MP votes with their party
Conservative average: 99%
Estimated from voting record, not self-declared. This is a simplified model — real politics is more complex than a single axis.
13 positions
Shadow Deputy Prime Minister
Jul 2024 - Nov 2024
Shadow Chancellor of the Duchy of Lancaster
Jul 2024 - Nov 2024
Deputy Prime Minister
Apr 2023 - Jul 2024
Secretary of State in the Cabinet Office
Feb 2023 - Jul 2024
Chancellor of the Duchy of Lancaster
Oct 2022 - Jul 2024
Minister without Portfolio (Cabinet Office)
Sept 2021 - Jun 2022
Figures include only interests with declared monetary values from the Register of Members' Financial Interests. Some categories (e.g. hospitality, overseas visits) may not have monetary values recorded, so the total may not reflect all declared interests.
Victims and Courts Bill: motion to disagree with Lords Amendment 6
NOVictims and Courts Bill
Victims and Courts Bill: motion to disagree with Lords Amendment 5
NOVictims and Courts Bill
Victims and Courts Bill: motion to disagree with Lords Amendment 4
NOVictims and Courts Bill
Victims and Courts Bill: motion to disagree with Lords Amendment 3
NOVictims and Courts Bill
Victims and Courts Bill: motion to disagree with Lords Amendment 2
NOVictims and Courts Bill
Victims and Courts Bill: motion to disagree with Lords Amendment 1
NOVictims and Courts Bill
Opposition Day Motion: Defence
AYEOpposition Day Motion: Oil and Gas
AYENational Insurance Contributions (Employer Pensions Contributions) Bill: motion to disagree with Lords Amendment 6
NONational Insurance Contributions (Employer Pensions Contributions) Bill
National Insurance Contributions (Employer Pensions Contributions) Bill: motion to disagree with Lords Amendment 5
NONational Insurance Contributions (Employer Pensions Contributions) Bill
National Insurance Contributions (Employer Pensions Contributions) Bill: motion to disagree with Lords Amendment 3
NONational Insurance Contributions (Employer Pensions Contributions) Bill
National Insurance Contributions (Employer Pensions Contributions) Bill: motion to disagree with Lords Amendment 2
NONational Insurance Contributions (Employer Pensions Contributions) Bill
National Insurance Contributions (Employer Pensions Contributions) Bill: motion to disagree with Lords Amendment 1
NONational Insurance Contributions (Employer Pensions Contributions) Bill
Opposition day motion: student loans
AYEOpposition day motion: fuel duty
AYEThe percentage of votes where this MP voted the same way as the majority of their party. High loyalty is typical; most MPs vote with their party on most issues.
Rebel votes
Times this MP voted differently from the majority of their party. This can reflect independent judgement, but context matters — some rebel votes are on procedural matters, others on major policy.
