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Commons Briefing paper by Callum Baldwin. It was first published on Tuesday, 31 March 2015. It was last updated on Tuesday, 11 August 2026.


Labour Party leaders and officials since 1975

Further reading

Labour Party website

Labour Party - structure and organisation

National Executive Committee – roles and responsibilities

Labour Party Rule Book 2026 (PDF) leadership election rules (page 28) and procedures for selecting candidates (page 36)

David Kogan, Protest and Power: The Battle for the Labour Party, 2019

Richard Seymour, Corbyn: The Strange Rebirth of Radical Politics, 2017

Martin Pugh, Speak for Britain! A New History of the Labour Party, 2011

Leadership elections

The Commons Library Briefing Leadership Elections: Labour Party outlines the rules under which leadership elections are conducted by the Labour Party.

Current state of the parties

The current composition of the House of Commons of all parties represented in the Commons can be found on the Parliament website: current state of the parties.

Parliament: facts and figures

This series of publications contains data on various subjects relating to Parliament and Government. Topics include legislation, MPs, select committees, debates, divisions and Parliamentary procedure.

Feedback

Please send any comments or corrections to papers@parliament.uk.

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Secondary information

Type
Research briefing
Reference
SN07157 
Category
Parliament facts and figures
Subjects
Labour Leadership
Contains statistics
Yes
Published by
Parliament and Constitution Centre
House of Commons Library
Link
View this Research briefing on researchbriefings.parliament.uk