Compare

Sir Iain Duncan Smith vs Jeremy Corbyn

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

Photograph of Sir Iain Duncan Smith
Sir Iain Duncan Smith
Con Chingford and Woodford Green
vs
Photograph of Jeremy Corbyn
Jeremy Corbyn
YP Islington North

Voting alignment

Sir Iain Duncan Smith and Jeremy Corbyn voted the same way 11% of the time, based on 1,240 shared comparable votes.

137 same votes 1,103 different votes 1,240 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
7 Aye 33 No
Education 25% aligned 40 shared votes
25 Aye 15 No
19 Aye 26 No
Housing 24% aligned 45 shared votes
21 Aye 24 No
17 Aye 23 No
Defence 20% aligned 40 shared votes
19 Aye 21 No
70 Aye 56 No
Crime / Justice 14% aligned 126 shared votes
62 Aye 64 No
7 Aye 8 No
Devolution / Local Government 13% aligned 15 shared votes
6 Aye 9 No
Most different by topic
19 Aye 23 No
Foreign Affairs 0% aligned 42 shared votes
23 Aye 19 No
12 Aye 9 No
Environment / Climate 0% aligned 21 shared votes
9 Aye 12 No
8 Aye 9 No
Democracy / Parliament 0% aligned 17 shared votes
9 Aye 8 No
18 Aye 22 No
Work / Employment 3% aligned 40 shared votes
23 Aye 17 No
12 Aye 21 No
Energy 3% aligned 33 shared votes
20 Aye 13 No

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

Voting record

81.4%
9% above average
Rank 172 of 649
Participation
62.3%
10% below average
Rank 553 of 649
1,935
2,376 eligible divisions
Total votes
1,481
2,376 eligible divisions
887
45.8% of votes cast
Aye votes
822
55.5% of votes cast
1,048
54.2% of votes cast
No votes
659
44.5% of votes cast
41
2.1% of votes cast
Against party
4
0.3% of votes cast
34 years, 5 months
Since 9 Apr 1992
Commons service
43 years, 3 months
Since 9 Jun 1983

Debates

98
+16.3 vs Commons average
Rank 174 of 649
Appearances
133
+51.3 vs Commons average
Rank 85 of 649
172
+29.7 vs Commons average
Rank 164 of 649
Contributions
181
+38.7 vs Commons average
Rank 153 of 649

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

Financials and interests

£2,530,064
all imported IPSA years
Lifetime expenses
£2,714,849
all imported IPSA years
£265,254
17% above average
Latest expenses
£284,788
26% above average
9
3 registered categories
Registered interests
27
3 registered categories
6
matched sponsored bills
Sponsored bills
5
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

Brexit / EU
208 of 211 votes
#1
Migration
144 of 171 votes
Foreign Affairs
63 of 69 votes
#2
Brexit / EU
172 of 211 votes
Housing
60 of 67 votes
#3
Housing
51 of 67 votes
Migration
153 of 171 votes
#4
Work / Employment
55 of 77 votes
Crime / Justice
198 of 230 votes
#5
Foreign Affairs
48 of 69 votes

Recent voting overlap

Where they voted differently
No
Draft Plant Health, Seeds, Seed Potatoes and Plant Propagating Material (Amendment) (Northern Ireland) Regulations 2026 9 Sept 2026
Aye
No
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
No
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
Aye
Public Office (Accountability) Bill Report Stage: Amendment 19 14 Jul 2026
No
Aye
Immigration and Asylum Bill: Reasoned Amendment to Second Reading 13 Jul 2026
Migration
No
No
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 8 Jul 2026
Education
Aye
No
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
Aye
No
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 8 Jul 2026
Aye
No
National Security (State Threats) Bill: motion to agree to Lords Amendment 1 6 Jul 2026
Defence
Aye
No
Draft Climate Change Act 2008 (Credit Limit) Order 2026 24 Jun 2026
Environment / Climate
Aye
Where they voted the same
No
Terminally Ill Adults (End of Life) Bill: Second Reading 11 Sept 2026
No
No
Closure motion 11 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 145 7 Sept 2026
Aye
No
Opposition Day Motion: Defence spending and readiness - Prime Minister's Amendment 23 Jun 2026
Defence
No
Aye
Armed Forces Bill Report Stage: Amendment 11 22 Jun 2026
Defence
Aye
Aye
Armed Forces Bill Report Stage: New Clause 4 22 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill: Allocation of Time motion 17 Jun 2026
Defence
No
No
Draft Clean Air Zones Central Services (Fees) (England) (Amendment) Regulations 2026 16 Jun 2026
No
Aye
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: Amendment 3 16 Jun 2026
Aye
Aye
Railways Bill Remaining Stages: Amendment 143 10 Jun 2026
Transport
Aye
Member source UK Parliament Members API
Voting source Commons Votes API