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Constituency

South Antrim

At a glance

South Antrim is a UK parliamentary constituency in Northern Ireland, currently represented in the House of Commons by Robin Swann, a Ulster Unionist Party MP. Robin Swann has represented the seat since 4 Jul 2024. At the 2024 general election it was safe seat, won by a majority of 7,512 votes (17.5%), ranking #396 most marginal of 650 seats. Their Commons voting participation while representing this constituency is 76.2 %, 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 Robin Swann
Photograph of Robin Swann MP ID 5319
Current party
UUP Ulster Unionist Party
MP since 4 Jul 2024
Current Commons representation
Voting participation 76.2 %
438 of 575 eligible divisions
Region Northern Ireland
Electoral region of England, Scotland, Wales or Northern Ireland
Parliament ID 4434
Imported constituency identifier
Recent votes shown 10
Latest divisions listed below

Boundary

Imported constituency boundary for South Antrim.

Map

MP voting summary

How Robin Swann has voted since becoming MP for this constituency.

Voted in 438 of 575 eligible divisions (76.2 %).

76.2 %

Participation

238

Aye

200

No

0

Against party

Aye / No split Ayes 238 / Noes 200

Recent divisions

Division Vote
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026
Trade Work / Employment
No
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots
Trade Work / Employment
No
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
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026
Education
No
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 No
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 No
National Security (State Threats) Bill: motion to agree to Lords Amendment 1
Defence
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 5
Energy Tax Transport
Aye
View full voting record →

Representation history

Every MP who has represented this seat, with how each voted during their time in office.

Election results

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

Safe seat — won by 17.5% in 2024

Majority of 7,512 votes · #396 most marginal of 650 seats.

4 July 2024

56 % turnout · maj 7,512
Robin Swann · Ulster Unionist Party 16,311 (38%)
Paul Girvan · Democratic Unionist Party 8,799 (20.5%)
Declan Kearney · Sinn Féin 8,034 (18.7%)
John Blair · Alliance 4,574 (10.7%)
Mel Lucas · Traditional Unionist Voice 2,693 (6.3%)
Roisin Lynch · Social Democratic & Labour Party 1,589 (3.7%)
Lesley Veronica · Green Party Northern Ireland 541 (1.3%)
Siobhan McErlean · Aontú 367 (0.9%)

More seats in Northern Ireland

Other UK parliamentary constituencies in Northern Ireland — explore their MPs and voting records.

Belfast East Gavin Robinson · DUP Belfast North John Finucane · SF Belfast South and Mid Down Claire Hanna · SDLP Belfast West Paul Maskey · SF East Antrim Sammy Wilson · DUP East Londonderry Mr Gregory Campbell · DUP Fermanagh and South Tyrone Pat Cullen · SF Foyle Colum Eastwood · SDLP Lagan Valley Sorcha Eastwood · APNI Mid Ulster Mr Cathal Mallaghan · SF Newry and Armagh Dáire Hughes · SF North Antrim Jim Allister · TUV

Browse all UK constituencies →

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

FAQs

Who is the MP for South Antrim?

Robin Swann is the current MP for South Antrim. Source

Which party currently holds South Antrim?

South Antrim is currently represented by Robin Swann of Ulster Unionist Party. Source

What is the Parliament constituency ID for South Antrim?

South Antrim's imported Parliament constituency ID is 4434. Source

Where can I find the member profile for South Antrim?

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

Can the MP for South Antrim 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 South Antrim data come from?

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