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Compare

Deirdre Costigan vs Liz Saville Roberts

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 Liz Saville Roberts
Liz Saville Roberts
PC Dwyfor Meirionnydd

Voting alignment

Deirdre Costigan and Liz Saville Roberts voted the same way 41% of the time, based on 259 shared comparable votes.

107 same votes 152 different votes 259 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 0 No
Trade 100% aligned 3 shared votes
3 Aye 0 No
20 Aye 7 No
Work / Employment 93% aligned 27 shared votes
22 Aye 5 No
1 Aye 5 No
Democracy / Parliament 67% aligned 6 shared votes
3 Aye 3 No
1 Aye 7 No
Migration 63% aligned 8 shared votes
2 Aye 6 No
7 Aye 5 No
Energy 58% aligned 12 shared votes
10 Aye 2 No
Most different by topic
3 Aye 3 No
Housing 17% aligned 6 shared votes
4 Aye 2 No
31 Aye 25 No
Tax 23% aligned 56 shared votes
32 Aye 24 No
3 Aye 12 No
Defence 27% aligned 15 shared votes
10 Aye 5 No
5 Aye 12 No
Benefits 29% aligned 17 shared votes
9 Aye 8 No
6 Aye 3 No
Digital / Online Safety 33% 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
71.1 %
2 % below average
Rank 406 of 649
524
575 eligible divisions
Total votes
1,679
2,361 eligible divisions
273
52.1 % of votes cast
Aye votes
947
56.4 % of votes cast
251
47.9 % of votes cast
No votes
732
43.6 % of votes cast
1
0.2 % of votes cast
Against party
4
0.2 % of votes cast
2 years, 1 months
Since 4 Jul 2024
Commons service
11 years, 3 months
Since 7 May 2015

Debates

6
-71.9 vs Commons average
Rank 624 of 650
Appearances
137
+59.1 vs Commons average
Rank 75 of 650
6
-132.3 vs Commons average
Rank 622 of 650
Contributions
180
+41.7 vs Commons average
Rank 146 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
£2,266,514
all imported IPSA years
£196,485
13 % below average
Latest expenses
£324,256
43 % above average
0
0 registered categories
Registered interests
17
6 registered categories
1
matched sponsored bills
Sponsored bills
7
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
Brexit / EU
205 of 211 votes
Housing
31 of 31 votes
#2
Trade
80 of 91 votes
Migration
13 of 13 votes
#3
Benefits
68 of 81 votes
Digital / Online Safety
11 of 11 votes
#4
Migration
138 of 171 votes
NHS / Health
11 of 11 votes
#5
Work / Employment
62 of 77 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
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 5 1 Jul 2026
Energy Tax Transport
Aye
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 4 1 Jul 2026
Energy Tax Transport
Aye
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 22 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
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 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
Aye
Employment Tribunal (Extension of Time Limits) (Miscellaneous Amendments and Transitional Provisions) Regulations 2026 1 Jul 2026
Aye
Aye
Employment Tribunals Extension of Jurisdiction (England and Wales) (Amendment) Order 2026 1 Jul 2026
Aye
Aye
Customs (Tariff and Miscellaneous Amendments) (No. 4) Regulations 2026 24 Jun 2026
Trade
Aye
Member source UK Parliament Members API
Voting source Commons Votes API