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Constituency

Swindon South

At a glance

Swindon South is a UK parliamentary constituency in South West, currently represented in the House of Commons by Heidi Alexander, a Labour MP. Heidi Alexander has represented the seat since 4 Jul 2024. At the 2024 general election it was safe seat, won by a majority of 9,606 votes (21.4%), ranking #461 most marginal of 650 seats. Their Commons voting participation while representing this constituency is 62.8 %, compared with a Commons average of 72.7 %. Browse all seats on the UK constituencies index.

Constituency snapshot

Current representation signals for this constituency.

Current MP Heidi Alexander
Photograph of Heidi Alexander MP ID 4038
Current party
Lab Labour
MP since 4 Jul 2024
Current Commons representation
Voting participation 62.8 %
361 of 575 eligible divisions
Region South West
Electoral region of England, Scotland, Wales or Northern Ireland
Parliament ID 4352
Imported constituency identifier
Recent votes shown 10
Latest divisions listed below

Boundary

Imported constituency boundary for Swindon South.

Map

MP voting summary

How Heidi Alexander has voted since becoming MP for this constituency.

Voted in 361 of 575 eligible divisions (62.8 %).

62.8 %

Participation

170

Aye

191

No

0

Against party

Aye / No split Ayes 170 / Noes 191

Recent divisions

Division Vote
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots
Trade Work / Employment
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026
Trade Work / Employment
Aye
Public Office (Accountability) Bill Report Stage: Amendment 19 No
Public Office (Accountability) Bill Report Stage: Amendment 199 No
Public Office (Accountability) Bill Report Stage: Amendment 3 No
Immigration and Asylum Bill: Second Reading
Migration
Aye
Immigration and Asylum Bill: Reasoned Amendment to Second Reading
Migration
No
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 Aye
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026
Education
Aye
View full voting record →

Election results

How this seat has voted at general elections and by-elections. All UK election results →

Safe seat — won by 21.4% in 2024

Majority of 9,606 votes · #461 most marginal of 650 seats.

4 July 2024

62 % turnout · maj 9,606
Heidi Alexander · Labour 21,676 (48.4%)
Robert Buckland · Conservative 12,070 (27%)
Catherine Kosidowski · Reform UK 6,194 (13.8%)
Roderick Hebden · Green Party 2,539 (5.7%)
Matthew McCabe · Liberal Democrat 1,843 (4.1%)
Martin Costello · Independent 472 (1.1%)

More seats in South West

Other UK parliamentary constituencies in South West — explore their MPs and voting records.

Bath Wera Hobhouse · LD Bournemouth East Tom Hayes · Lab Bournemouth West Jessica Toale · Lab Bridgwater Sir Ashley Fox · Con Bristol Central Carla Denyer · Green Bristol East Kerry McCarthy · Lab Bristol North East Damien Egan · Lab Bristol North West Darren Jones · Lab Bristol South Karin Smyth · Lab Camborne and Redruth Perran Moon · Lab Central Devon Sir Mel Stride · Con Cheltenham Max Wilkinson · LD

Browse all UK constituencies →

Constituency source UK Parliament Members API
Member source UK Parliament member record

FAQs

Who is the MP for Swindon South?

Heidi Alexander is the current MP for Swindon South. Source

Which party currently holds Swindon South?

Swindon South is currently represented by Heidi Alexander of Labour. Source

What is the Parliament constituency ID for Swindon South?

Swindon South's imported Parliament constituency ID is 4352. Source

Where can I find the member profile for Swindon South?

The current MP profile for Swindon South is linked from this page and records party, roles, interests, election data, and voting record where available. Source

Can the MP for Swindon South change?

Yes. Constituency representation can change after a general election, by-election, resignation, recall petition, or other parliamentary change. Re-running the current MP import refreshes this data. Source

Where does Swindon South data come from?

Constituency and current MP data is imported from the UK Parliament Members API. Source