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Compare

Deirdre Costigan vs Siân Berry

A side-by-side comparison of voting participation, party rebellion, topic focus, and recent voting overlap.

Photograph of Deirdre Costigan
Deirdre Costigan
Lab Ealing Southall
vs
Photograph of Siân Berry
Siân Berry
Green Brighton Pavilion

Voting alignment

Deirdre Costigan and Siân Berry voted the same way 58% of the time, based on 375 shared comparable votes.

218 same votes 157 different votes 375 shared votes

Alignment only includes divisions where both MPs recorded an Aye or No vote. Tellers, absences, abstentions, and missing votes are excluded.

Topic alignment

Closest by topic
3 Aye 1 No
Foreign Affairs 100% aligned 4 shared votes
3 Aye 1 No
20 Aye 7 No
Work / Employment 93% aligned 27 shared votes
22 Aye 5 No
7 Aye 7 No
Energy 79% aligned 14 shared votes
8 Aye 6 No
4 Aye 5 No
Democracy / Parliament 78% aligned 9 shared votes
6 Aye 3 No
40 Aye 24 No
Tax 72% aligned 64 shared votes
32 Aye 32 No
Most different by topic
12 Aye 3 No
Devolution / Local Government 0% aligned 15 shared votes
3 Aye 12 No
4 Aye 10 No
Benefits 29% aligned 14 shared votes
8 Aye 6 No
26 Aye 24 No
Crime / Justice 40% aligned 50 shared votes
22 Aye 28 No
7 Aye 11 No
Defence 44% aligned 18 shared votes
13 Aye 5 No
7 Aye 2 No
Digital / Online Safety 44% aligned 9 shared votes
4 Aye 5 No

Topic alignment uses local topic tags, so a division can count towards more than one topic.

Voting record

91.1 %
18 % above average
Rank 14 of 649
Participation
79.1 %
6 % above average
Rank 220 of 649
524
575 eligible divisions
Total votes
455
575 eligible divisions
273
52.1 % of votes cast
Aye votes
250
54.9 % of votes cast
251
47.9 % of votes cast
No votes
205
45.1 % of votes cast
1
0.2 % of votes cast
Against party
1
0.2 % of votes cast
2 years, 1 months
Since 4 Jul 2024
Commons service
2 years, 1 months
Since 4 Jul 2024

Debates

6
-71.9 vs Commons average
Rank 624 of 650
Appearances
91
+13.1 vs Commons average
Rank 181 of 650
6
-132.3 vs Commons average
Rank 622 of 650
Contributions
184
+45.7 vs Commons average
Rank 139 of 650

Debate figures cover imported Hansard debate appearances from the last 12 months.

Financials and interests

£196,485
all imported IPSA years
Lifetime expenses
£220,854
all imported IPSA years
£196,485
13 % below average
Latest expenses
£220,854
2 % below average
0
0 registered categories
Registered interests
4
1 registered category
1
matched sponsored bills
Sponsored bills
3
matched sponsored bills

Expenses use IPSA totals for financial year 2024-25. Sponsored bill counts depend on currently imported bill sponsor metadata.

Most active voting topics

Work / Employment
39 of 39 votes
#1
Housing
31 of 31 votes
Housing
31 of 31 votes
#2
Democracy / Parliament
10 of 10 votes
Migration
13 of 13 votes
#3
Foreign Affairs
4 of 4 votes
Digital / Online Safety
11 of 11 votes
#4
Work / Employment
34 of 39 votes
NHS / Health
11 of 11 votes
#5
Crime / Justice
54 of 62 votes

Recent voting overlap

Where they voted differently
No
Public Office (Accountability) Bill Report Stage: Amendment 3 14 Jul 2026
Aye
Aye
Immigration and Asylum Bill: Second Reading 13 Jul 2026
Migration
No
Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 8 Jul 2026
No
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 2 1 Jul 2026
Energy Tax Transport
Aye
No
Armed Forces Bill Report Stage: Amendment 11 22 Jun 2026
Defence
Aye
No
Armed Forces Bill Report Stage: New Clause 4 22 Jun 2026
Defence
Aye
No
Armed Forces Bill Committee: New Clause 13 2 Jun 2026
Defence
Aye
No
Armed Forces Bill Committee: New Clause 5 2 Jun 2026
Defence
Aye
No
Armed Forces Bill Committee: New Clause 2 2 Jun 2026
Defence
Aye
No
King's Speech Motion for an Address: amendment (l) 20 May 2026
Aye
Where they voted the same
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
Aye
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
No
Public Office (Accountability) Bill Report Stage: Amendment 19 14 Jul 2026
No
No
Public Office (Accountability) Bill Report Stage: Amendment 199 14 Jul 2026
No
No
Immigration and Asylum Bill: Reasoned Amendment to Second Reading 13 Jul 2026
Migration
No
Aye
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 8 Jul 2026
Education
Aye
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
Aye
Aye
National Security (State Threats) Bill: motion to agree to Lords Amendment 1 6 Jul 2026
Defence
Aye
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 5 1 Jul 2026
Energy Tax Transport
No
Aye
Employment Tribunals Extension of Jurisdiction (England and Wales) (Amendment) Order 2026 1 Jul 2026
Aye
Member source UK Parliament Members API
Voting source Commons Votes API