Portrait of Sir Oliver Dowden

Member of Parliament

Sir Oliver Dowden

Conservative MP for Hertsmere

At a glanceSir Oliver Dowden is a Conservative MP for Hertsmere, and has represented the seat for 11 years, 2 months. They have cast 369 votes in Commons divisions (64% attendance), tabled 389 written questions and registered 20 financial interests.

Votes cast369
Attendance64%
Voted Aye175
Voted No194
Voted with party100%
Rebellions0

Attendance is votes cast as a share of the 575 Commons divisions since the 2024 election; Sir Oliver Dowden did not vote in 206. A rebellion is a vote against the way most of their own party voted; free votes, where no party line applies, are left out.

Party-loyalty figures are our own analysis of the official voting records (recorded votes only; they do not describe the formal whip). How we work this out.

Biographyfrom Parliament
The Rt Hon Sir Oliver Dowden is the Conservative MP for Hertsmere, and has been an MP continually since 7 May 2015.
Current roles2 held
  • Hertsmere Representation · Elected 1 time since 4 Jul 2024
  • Conservative Party since 7 May 2015
Voting recordlatest 15 shown
15 Jul 2026 Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots No
15 Jul 2026 Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 No
14 Jul 2026 Public Office (Accountability) Bill Report Stage: Amendment 19 Aye
14 Jul 2026 Public Office (Accountability) Bill Report Stage: Amendment 199 Aye
13 Jul 2026 Immigration and Asylum Bill: Reasoned Amendment to Second Reading Aye
8 Jul 2026 Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 No
8 Jul 2026 Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 No
8 Jul 2026 Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 No
7 Jul 2026 Opposition Day: Early release of prisoners Aye
6 Jul 2026 National Security (State Threats) Bill: motion to agree to Lords Amendment 1 No
1 Jul 2026 Taxation (Energy and Vehicles) Bill Committee: New Clause 5 Aye
1 Jul 2026 Taxation (Energy and Vehicles) Bill Committee: New Clause 4 Aye
1 Jul 2026 Draft Employment Tribunals Extension of Jurisdiction (England and Wales) (Amendment) Order 2026 No
1 Jul 2026 Draft Employment Tribunal (Extension of Time Limits) (Miscellaneous Amendments and Transitional Provisions) Regulations 2026 No
24 Jun 2026 Draft Climate Change Act 2008 (Credit Limit) Order 2026 No

See full voting record

Voting alignmentmost and least similar MPs

Votes most like

Votes least like

Alignment figures are our own analysis of the official voting records (recorded votes only; they do not describe the formal whip). How we work this out.

Register of financial interests20 entries

From the official Register; shown as registered.

Employment and earnings - Ad hoc payments14
  • Payment received on 17 June 2026 - £20,000.00 (registered 1 Jul 2026)
  • Payment received on 28 May 2026 - £15,000.00 (registered 12 Jun 2026)
  • Payment received on 08 May 2026 - £10,000.00 (registered 26 May 2026)
  • Payment received on 14 April 2026 - £9,017.87 (registered 8 May 2026)
  • Payment received on 16 April 2026 - £10,000.00 (registered 5 May 2026)
  • Payment received on 13 March 2026 - £10,000.00 (registered 27 Mar 2026)
  • Payment received on 13 March 2026 - £12,500.00 (registered 27 Mar 2026)
  • Payment received on 09 March 2026 - £15,000.00 (registered 11 Mar 2026)
  • Payment received on 06 February 2026 - £10,000.00 (registered 17 Feb 2026)
  • Payment received on 12 January 2026 - £10,000.00 (registered 22 Jan 2026)
  • Payment received on 02 January 2026 - £35,000.00 (registered 19 Jan 2026)
  • Payment received on 15 December 2025 - £10,000.00 (registered 20 Dec 2025)
  • Payment received on 17 November 2025 - £15,000.00 (registered 4 Dec 2025)
  • Payment received on 17 November 2025 - £10,000.00 (registered 1 Dec 2025)
Gifts, benefits and hospitality from UK sources3
  • Embassy of the United Arab Emirates - £510.00 (registered 9 Jul 2026)
  • SKY UK LIMITED - £360.00 (registered 1 Jul 2026)
  • Fenchurch Advisory Partners LLP - £3,500.00 (registered 3 Jun 2026)
Visits outside the UK3
  • International visit to United Arab Emirates between 27 January 2026 and 30 January 2026 (registered 17 Feb 2026)
  • International visit to United Arab Emirates between 06 December 2025 and 11 December 2025 (registered 29 Dec 2025)
  • International visit to United Arab Emirates between 28 October 2025 and 31 October 2025 (registered 18 Nov 2025)

Source: Register of Interests on parliament.uk.

Written questions389 tabled
Drax Group: KPMG 10 Jul 2026 · Department for Business and Trade

To ask the Secretary of State for Business and Trade, whether his Department has referred to the Financial Reporting Council the conduct of KPMG in relation to its reviews of Drax Group plc’s biomass sustainability reporting and the treatment of those fin

Answer · 17 Jul 2026

The Financial Reporting Council (FRC) has been in dialogue with other regulators including the Financial Conduct Authority and Ofgem regarding KPMG’s work in relation to Drax’s biomass sustainability reporting. As KPMG’s work for Drax was undertaken as an...

Drax Group 10 Jul 2026 · Department for Energy Security and Net Zero

To ask the Secretary of State for Energy Security and Net Zero, if he will ask Ofgem to disclose (a) when Drax Group plc first informed Ofgem of the existence of the December 2022 and February 2023 KPMG reports and (b) whether Ofgem obtained unfettered ac

Answer · 20 Jul 2026

As requested, I will ask Ofgem to write to the Rt hon Member in due course to set out responses to your questions. Please note that Ofgem kept DESNZ officials suitably informed of the progress of its investigation and the documents it accessed in the cour...

Drax Group 10 Jul 2026 · Department for Energy Security and Net Zero

To ask the Secretary of State for Energy Security and Net Zero, further to Question 14369, whether he will place in the Library details of (a) the dates and participants of any meetings and (b) any written correspondence between his Department and the Fin

Answer · 20 Jul 2026

The Financial Conduct Authority (FCA) provided the link to their online press statement on 18 June, confirming that their investigation had concluded and no further action would be taken. The Department has had no other correspondence with the FCA on this...

Drax Group 10 Jul 2026 · Treasury

To ask the Chancellor of the Exchequer, whether HM Treasury has been informed that the Financial Conduct Authority requested and obtained unfettered access to unredacted versions of (a) the December 2022 and February 2023 KPMG reports, (b) the February 20

Answer · 16 Jul 2026

I refer the Rt honourable Member to the answers given to his questions in PQ UIN 14370 and UIN 14371 on 30 June 2026.

Drax Group 10 Jul 2026 · Treasury

To ask the Chancellor of the Exchequer, whether HM Treasury has been informed whether the Financial Conduct Authority’s investigation into Drax Group plc included consideration of the company’s public statement of 6 October 2022 concerning biomass sourcin

Answer · 16 Jul 2026

I refer the Rt honourable Member to the answers given to his questions in PQ UIN 14370 and UIN 14371 on 30 June 2026.

Drax Group 10 Jul 2026 · Treasury

To ask the Chancellor of the Exchequer, whether she asked (a) her officials and (b) officials in the Department for Energy Security and Net Zero to establish whether communications had taken place between Ministers or special advisers and the Financial Co

Answer · 16 Jul 2026

I refer the Rt honourable Member to the answers given to his questions in PQ UIN 14370 and UIN 14371 on 30 June 2026.

Drax Group 10 Jul 2026 · Treasury

To ask the Chancellor of the Exchequer, pursuant to the answer of 7 July 2026 to Question 14370 on Drax Group, if she will confirm that no Minister or special adviser have had communication of any kind with the Financial Conduct Authority on its investiga

Answer · 16 Jul 2026

I refer the Rt honourable Member to the answers given to his questions in PQ UIN 14370 and UIN 14371 on 30 June 2026.

Diabetes: Health Services 10 Jul 2026 · Department of Health and Social Care

To ask the Secretary of State for Health and Social Care, what steps he is taking to to ensure continuity of leadership for early-stage type 1 diabetes policy and service development during the transition of functions from NHS England to his Department.

Answer · 17 Jul 2026

The proposed abolition of NHS England and the associated transfer of its functions is subject to legislation and the will of Parliament. We are engaging with partners inside and outside the organisations as the process to design the future Department cont...

See all written questions

Speeches in the chamber1,391 on record

15 Jul 2026   National Energy System Operator: Blackout Risk

When I was in government we conducted one of the largest exercises, Exercise Mighty Oak, which involved more than 4,000 people testing the effect of a power outage. That exercise demonstrated that it cascaded very rapidly and that it very …

6 Jul 2026   Police Leadership Commission Report

Does the Minister agree that a big part of the leadership malaise outlined in this report can be attributed to the lack of clarity from this place and the Government about what we expect of the police? While this report is welcome, the def…

30 Jun 2026   Support for Victims of Abuse

I recently met a constituent whose child was subject to repeated sexual abuse. She found access to justice very difficult and is still awaiting trial, but now fears that the accuser will not be found fit for trial and will be subject to a …

24 Jun 2026   Media Green Paper

I urge the Secretary of State to keep a genuinely open mind on this consultation, and to be prepared to drop measures if the evidence does not stack up. The concept of prominence in particular will be very difficult to translate from a lin…

22 Jun 2026   G7 Summit

Does the Deputy Prime Minister share my concern, and that of many of my constituents, about elements of the Iran deal, in particular that the early sanctions relief, access to frozen Iranian assets and $300 billion of economic reconstructi…

17 Jun 2026   National Security (State Threats) Bill

I have great respect for Elon Musk’s ingenuity when it comes to trying to send a man to Mars and set up a colony there. I am slightly more dubious about the activities in relation to X, but that platform should be subject to the same legis…

17 Jun 2026   National Security (State Threats) Bill

My right hon. Friend is absolutely right. Separatism makes a country weaker, and there is no doubt that our enemies will encourage it. The example that he cited, which I also saw, is very telling of exactly that.

17 Jun 2026   National Security (State Threats) Bill

I totally agree with the hon. Member, and that is why we Opposition Members support the legislation. On AI, we can all see these challenges coming. We need to work cross-party and support the Government in finding ways to address them, bec…

17 Jun 2026   National Security (State Threats) Bill

My right hon. Friend is of course entirely correct. Members on the Labour Back Benches are, given their presence in the Chamber for this debate, at the more hawkish and national security end of the left-wing spectrum, but there are element…

17 Jun 2026   National Security (State Threats) Bill

I totally agree, and it is dangerous for this country that there is a mutuality of interests among extremists who do not share our values and hostile states who are opposed to us. This Bill should seek to deal with that overlap. For exampl…

17 Jun 2026   National Security (State Threats) Bill

I pretty much wholeheartedly endorse everything said by the hon. Member for North Durham (Luke Akehurst). Let me begin by declaring my interests, as set out in the Register of Members’ Financial Interests, including those relating to my ro…

8 Jun 2026   Extremism

I am sure the Minister will have seen footage of a recent attack on Helen Mirren, where she was described—excuse my language, Mr Speaker—as a “Zionist bitch”. This is just another example of deliberate extremist intimidation aimed at frigh…

2 Jun 2026   Milburn Review: Interim Report

Many young people take time to adapt to new jobs and simply have not proved themselves after six months, but with the coming into force of the Government’s Employment Rights Act 2025, the period for dismissal without fault will be reduced …

20 May 2026   Artificial Intelligence

Given the recent rapid advances of frontier AI models in areas such as identifying software vulnerabilities, and in rapid testing for those vulnerabilities in a very sophisticated way, what engagement do the Government have with those fron…

20 Apr 2026   Security Vetting

Further to the point made by my right hon. Friend the Member for New Forest East (Sir Julian Lewis), I think the Prime Minister owes it to the House to tell us what Sir Olly Robbins’s response to him was when he said he had overruled that …

20 Apr 2026   Educational Capacity

My constituency has a large and growing Jewish population, but because of Labour’s VAT hike, Immanuel college, a Jewish school in my constituency, announced last week that it was closing. At a time of rising antisemitism, and deep fear amo…

23 Mar 2026   Hatzola Ambulance Attack

Hatzola is an organisation that I know very well; it supports many of my constituents and is supported voluntarily by many of my constituents. It was attacked simply because of its connection to the Jewish community, which is why the commu…

17 Mar 2026   Ministerial Salaries (Amendment) Bill

The Minister has made frequent reference to the figure of 120 Ministers. Further to the intervention by my right hon. Friend the Member for New Forest East (Sir Julian Lewis), why not legislate to make that a fixed cap on the number of Min…

17 Mar 2026   Ministerial Salaries (Amendment) Bill

And on the substance of my question?

17 Mar 2026   Ministerial Salaries (Amendment) Bill

I may be at risk of making myself fantastically unpopular, but I think I can do so having no prospect whatsoever of reaching ministerial office again. Although I am perfectly willing to admit that the previous Government did not do this, d…

Source: contributions on parliament.uk.

Full parliamentary career14 past posts

Government posts

  • Deputy Prime Minister · Cabinet Office 21 Apr 2023 – 5 Jul 2024
  • Secretary of State in the Cabinet Office · Cabinet Office 9 Feb 2023 – 5 Jul 2024
  • Chancellor of the Duchy of Lancaster · Cabinet Office 25 Oct 2022 – 5 Jul 2024
  • Minister without Portfolio (Cabinet Office) · Cabinet Office 16 Sep 2021 – 24 Jun 2022
  • Secretary of State for Digital, Culture, Media and Sport · Department for Digital, Culture, Media and Sport 13 Feb 2020 – 15 Sep 2021
  • Paymaster General (HM Treasury) · HM Treasury 24 Jul 2019 – 13 Feb 2020
  • Minister of State (Cabinet Office) · Cabinet Office 24 Jul 2019 – 13 Feb 2020
  • Parliamentary Secretary (Cabinet Office) · Cabinet Office 9 Jan 2018 – 24 Jul 2019

Opposition posts

  • Shadow Deputy Prime Minister · HM Official Opposition 8 Jul 2024 – 5 Nov 2024
  • Shadow Chancellor of the Duchy of Lancaster · Cabinet Office 8 Jul 2024 – 5 Nov 2024

Other posts

  • Co-Chair, Conservative Party 15 Sep 2021 – 24 Jun 2022

Committee memberships

Previous seats

  • Hertsmere · Elected 3 times 7 May 2015 – 30 May 2024

Source: parliamentary career on parliament.uk.

Expenses£4,277 · 2025/26
Office Costs£4,277

See every line item

Source: IPSA (OGL v3.0)

Contact & offices[email protected]

[email protected]

020 7219 3415

Website

Parliamentary office

House of Commons, London, SW1A 0AA

Frequently asked questions

Common questions about Sir Oliver Dowden, answered from official Parliament data.

Who is Sir Oliver Dowden?

Sir Oliver Dowden is a Member of Parliament representing Hertsmere in the House of Commons. See Sir Oliver Dowden's official Parliament profile.

Which party does Sir Oliver Dowden represent?

Sir Oliver Dowden sits as Conservative. See Sir Oliver Dowden's official Parliament profile.

Which constituency does Sir Oliver Dowden represent?

Sir Oliver Dowden is the Member of Parliament for Hertsmere. See Sir Oliver Dowden's official Parliament profile.

How long has Sir Oliver Dowden been an MP?

Sir Oliver Dowden has served in the House of Commons for 11 years, 2 months. See Sir Oliver Dowden's official Parliament profile.

What registered interests are listed for Sir Oliver Dowden?

Sir Oliver Dowden has 20 entries in the Register of Members' Financial Interests. See Sir Oliver Dowden's official Parliament profile.

Source: this MP's official Parliament profile. Last updated 26 Jul 2026.