Portrait of Siân Berry

Siân Berry

Green Party Sitting MP

MP for Brighton Pavilion · in Parliament since 4 July 2024

Opposition Green Party Chief Whip

Opposition Green Spokesperson (Home)

Opposition Green Spokesperson (Democratic Standards)

Opposition Green Spokesperson (Justice)

Opposition Green Spokesperson (Transport)

Opposition Green Spokesperson (Work and Pensions)

Parliamentary office

House of Commons, London, SW1A 0AA

Email: sian.berry.mp@parliament.uk

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Parliamentary participation snapshot

Voting participation
78.6%
496 of 631 divisions
Committee attendance
–
no published attendance
Debate contributions
528
in the 7 year window
Written questions
399
in the 7 year window
Committee memberships
1
current

Biography

Siân Berry is the Green Party MP for Brighton Pavilion, and has been an MP continually since 4 July 2024. She currently undertakes the roles of Green Spokesperson (Justice), Green Spokesperson (Transport), Green Spokesperson (Work and Pensions), Green Spokesperson (Democratic Standards), Green Party Chief Whip, and Green Spokesperson (Home).

Parliamentary service

ConstituencyFromToNotes
Brighton Pavilion4 July 2024PresentElected 1 time

Party affiliations

PartyFromTo
Green Party4 July 2024Present

Election history

ElectionConstituencyDateResult
Holborn and St Pancras
Hampstead and Highgate

Previous ministerial & opposition roles

RoleTypeFromTo
Green Spokesperson (Crime and Policing)Opposition4 July 20241 June 2026
Green Spokesperson (Culture, Media and Sport)Opposition4 July 20241 June 2026

Voting participation

Participation rate
78.6%
Eligible divisions
631
Divisions voted
496

joint 213th of 650 current MPs (6 tied) · all MPs average 71.4% · Green Party average 74.8%

Participation by year

Siân Berry voting participation by yearPercentage of eligible Commons divisions voted in, per calendar year0%25%50%75%100%2024202520262024: 82.2%82.2%2025: 79.5%79.5%2026: 76.3%76.3%
YearEligible divisionsVotedParticipation
2026236180 76.3%
2025322256 79.5%
20247360 82.2%

By Parliament

ParliamentEligible divisionsVotedParticipation
59th631496 78.6%

Participation counts aye, no or teller votes in Commons divisions held while the MP sat. Absence has many legitimate causes (pairing, illness, parental leave, ministerial or Speaker duties).

Parliamentary activity

Debate contributions
528
Written questions
399
Oral questions
18
Early day motions
14
Bills sponsored
3
Petitions presented
0
Committee meetings attended
0

212th of 650 current MPs · all MPs average 489 · Green Party average 286

Written questions per year
Siân Berry: Written questions per yearNumber of Written questions recorded per calendar year0501001502002024: 505020242025: 19919920252026: 1501502026
Oral questions per year
Siân Berry: Oral questions per yearNumber of Oral questions recorded per calendar year0358102024: 3320242025: 9920252026: 662026
Early day motions per year
Siân Berry: Early day motions per yearNumber of Early day motions recorded per calendar year0358102024: 0020242025: 8820252026: 662026

Annual breakdown

YearDebate contributionsDebates participatedWritten questionsOral questionsEDMsBills sponsoredPetitions
2026 211 59 150 6 6 1 0
2025 286 89 199 9 8 1 0
2024 31 24 50 3 0 1 0

Committee memberships

Current committees

CommitteeRoleSinceMeetings attendedAttendance
Immigration and Asylum Bill Member 9 September 2026 – no published attendance

No data for this measure.

4 bill committees served on

Hansard activity

Contributions
528
spoken contributions
Debates participated in
172
distinct debates

224th of 650 current MPs · all MPs average 552 · Green Party average 345

Contributions per year
Siân Berry: debate contributions per yearSpoken contributions recorded in Hansard per calendar year01252503755002024: 313120242025: 28628620252026: 2112112026
Debates participated in per year
Siân Berry: debates participated in per yearDistinct debates the MP contributed to, per calendar year02550751002024: 242420242025: 898920252026: 59592026

Counts come from the Hansard record for the Commons and Westminster Hall within the dataset window. Individual contributions and topic analysis are not yet part of the dataset; search Hansard for the full record.

Parliamentary timeline

Generated from seat, party, role and committee records.

  1. 2024

    • – Appointed (opposition): Green Spokesperson (Crime and Policing)
    • – Appointed (opposition): Green Spokesperson (Culture, Media and Sport)
    • – Appointed (opposition): Green Spokesperson (Democratic Standards)
    • – Appointed (opposition): Green Spokesperson (Justice)
    • – Appointed (opposition): Green Spokesperson (Transport)
    • – Appointed (opposition): Green Spokesperson (Work and Pensions)
    • – Became MP for Brighton Pavilion
    • – Joined Green Party
  2. 2026

    • – Appointed (opposition): Green Party Chief Whip
    • – Appointed (opposition): Green Spokesperson (Home)
    • – Left role: Green Spokesperson (Crime and Policing)
    • – Left role: Green Spokesperson (Culture, Media and Sport)
    • – Joined Immigration and Asylum Bill

Constituency: Brighton Pavilion

Brighton Pavilion constituency boundary
Area
28.6 km²
Latest election
2024 General Election (4 July 2024)
Result
Green Hold · majority 14,290
Electorate
74,786 · turnout 70.0%
Postcode areas
BN1, BN2, BN3, BN50, BN88

Statistics cover 7 November 2019 to 7 November 2026. Source: UK Parliament Members, Committees, Commons Votes, Hansard, Questions and Bills APIs, via the UK Politics Decoded dataset. View this MP’s raw JSON.