Compare

Brian Mathew vs Sir Iain Duncan Smith

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

Photograph of Brian Mathew
Brian Mathew
LD Melksham and Devizes
vs
Photograph of Sir Iain Duncan Smith
Sir Iain Duncan Smith
Con Chingford and Woodford Green

Voting alignment

Brian Mathew and Sir Iain Duncan Smith voted the same way 82% of the time, based on 267 shared comparable votes.

219 same votes 48 different votes 267 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
17 Aye 36 No
Tax 100% aligned 53 shared votes
17 Aye 36 No
7 Aye 20 No
Education 100% aligned 27 shared votes
7 Aye 20 No
3 Aye 10 No
Devolution / Local Government 92% aligned 13 shared votes
2 Aye 11 No
6 Aye 9 No
Defence 87% aligned 15 shared votes
8 Aye 7 No
3 Aye 19 No
Work / Employment 86% aligned 22 shared votes
2 Aye 20 No
Most different by topic
3 Aye 0 No
Environment / Climate 0% aligned 3 shared votes
0 Aye 3 No
4 Aye 4 No
Digital / Online Safety 63% aligned 8 shared votes
3 Aye 5 No
2 Aye 1 No
Foreign Affairs 67% aligned 3 shared votes
1 Aye 2 No
9 Aye 14 No
Housing 70% aligned 23 shared votes
6 Aye 17 No
7 Aye 0 No
NHS / Health 71% aligned 7 shared votes
5 Aye 2 No

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

Voting record

65.2 %
7 % below average
Rank 515 of 650
Participation
81.6 %
9 % above average
Rank 171 of 650
364
558 eligible divisions
Total votes
1,913
2,344 eligible divisions
182
50.0 % of votes cast
Aye votes
876
45.8 % of votes cast
182
50.0 % of votes cast
No votes
1,037
54.2 % of votes cast
11
3.0 % of votes cast
Against party
41
2.1 % of votes cast
1 years, 11 months
Since 4 Jul 2024
Commons service
34 years, 2 months
Since 9 Apr 1992

Debates

69
-0.8 vs Commons average
Rank 244 of 650
Appearances
85
+15.2 vs Commons average
Rank 163 of 650
76
-47.9 vs Commons average
Rank 365 of 650
Contributions
161
+37.1 vs Commons average
Rank 142 of 650

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

Financials and interests

£157,740
all imported IPSA years
Lifetime expenses
£2,530,064
all imported IPSA years
£157,740
30 % below average
Latest expenses
£265,254
17 % above average
3
2 registered categories
Registered interests
11
3 registered categories
0
matched sponsored bills
Sponsored bills
6
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

Devolution / Local Government
24 of 24 votes
#1
Brexit / EU
208 of 211 votes
Trade
5 of 5 votes
#2
Foreign Affairs
63 of 69 votes
Digital / Online Safety
10 of 11 votes
#3
Housing
60 of 66 votes
NHS / Health
10 of 11 votes
#4
Migration
152 of 169 votes
Housing
27 of 31 votes
#5
Crime / Justice
197 of 229 votes

Recent voting overlap

Where they voted differently
Aye
Draft Climate Change Act 2008 (Credit Limit) Order 2026 24 Jun 2026
Environment / Climate
No
Aye
Draft Climate Change Act 2008 (International Aviation and International Shipping) Regulations 2026 24 Jun 2026
Environment / Climate Transport
No
Aye
Draft Carbon Budget Order 2026 24 Jun 2026
Environment / Climate
No
No
Armed Forces Bill Report Stage: New Clause 11 22 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: Amendment 3 17 Jun 2026
Defence
Aye
Aye
Draft Combined Authorities (Mayoral Elections) (Amendment) Order 2026 9 Jun 2026
Devolution / Local Government
No
Aye
King's Speech Motion for an Address: amendment (l) 20 May 2026
No
Aye
Crime and Policing Bill: motion to disagree with Lords Amendment 334 14 Apr 2026
Crime / Justice
No
Aye
Draft Employment Rights Act 2025 (Investigatory Powers) (Consequential Amendments) Regulations 2026 18 Mar 2026
Crime / Justice Digital / Online Safety Work / Employment
No
No
Representation of the People Bill: Reasoned Amendment to Second Reading 2 Mar 2026
Democracy / Parliament
Aye
Where they voted the same
No
Customs (Tariff and Miscellaneous Amendments) (No. 4) Regulations 2026 24 Jun 2026
Trade
No
Aye
Armed Forces Bill Report Stage: Amendment 11 22 Jun 2026
Defence
Aye
Aye
National Security (State Threats) Bill Committee: New Clause 3 17 Jun 2026
Defence
Aye
Aye
National Security (State Threats) Bill Committee: Amendment 13 17 Jun 2026
Defence
Aye
Aye
National Security (State Threats) Bill Committee: Amendment 8 17 Jun 2026
Defence
Aye
Aye
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: Amendment 3 16 Jun 2026
Aye
Aye
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: New Clause 14 16 Jun 2026
Aye
No
Railways Bill: Third Reading 10 Jun 2026
Transport
No
Aye
Railways Bill Remaining Stages: Amendment 148 10 Jun 2026
Transport
Aye
Aye
Railways Bill Remaining Stages: Amendment 143 10 Jun 2026
Transport
Aye
Member source UK Parliament Members API
Voting source Commons Votes API