Ayes & Noes

Compare

Keir Mather vs Sir Iain Duncan Smith

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

Photograph of Keir Mather
Keir Mather
Lab Selby
vs
Photograph of Sir Iain Duncan Smith
Sir Iain Duncan Smith
Con Chingford and Woodford Green

Voting alignment

Keir Mather and Sir Iain Duncan Smith voted the same way 2% of the time, based on 369 shared comparable votes.

9 same votes 360 different votes 369 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
10 Aye 8 No
Benefits 11% aligned 18 shared votes
6 Aye 12 No
22 Aye 27 No
Crime / Justice 6% aligned 49 shared votes
26 Aye 23 No
46 Aye 21 No
Tax 1% aligned 67 shared votes
20 Aye 47 No
26 Aye 7 No
Education 0% aligned 33 shared votes
7 Aye 26 No
6 Aye 20 No
Migration 0% aligned 26 shared votes
20 Aye 6 No
Most different by topic
26 Aye 7 No
Education 0% aligned 33 shared votes
7 Aye 26 No
6 Aye 20 No
Migration 0% aligned 26 shared votes
20 Aye 6 No
20 Aye 2 No
Work / Employment 0% aligned 22 shared votes
2 Aye 20 No
12 Aye 6 No
Housing 0% aligned 18 shared votes
6 Aye 12 No
10 Aye 6 No
Defence 0% aligned 16 shared votes
6 Aye 10 No

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

Voting record

75.4 %
2 % above average
Rank 309 of 648
Participation
81.6 %
8 % above average
Rank 179 of 648
552
732 eligible divisions
Total votes
1,887
2,312 eligible divisions
275
49.8 % of votes cast
Aye votes
859
45.5 % of votes cast
277
50.2 % of votes cast
No votes
1,028
54.5 % of votes cast
0
0.0 % of votes cast
Against party
41
2.2 % of votes cast
2 years, 10 months
Since 20 Jul 2023
Commons service
34 years, 1 months
Since 9 Apr 1992

Debates

62
+1.6 vs Commons average
Rank 219 of 648
Appearances
85
+24.6 vs Commons average
Rank 122 of 648
249
+140.1 vs Commons average
Rank 48 of 648
Contributions
152
+43.1 vs Commons average
Rank 111 of 648

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

Financials and interests

£451,152
all imported IPSA years
Lifetime expenses
£2,530,064
all imported IPSA years
£306,391
35 % above average
Latest expenses
£265,254
17 % above average
1
1 registered category
Registered interests
11
3 registered categories
0
matched sponsored bills
Sponsored bills
0
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

Defence
23 of 23 votes
#1
Brexit / EU
208 of 211 votes
Education
49 of 51 votes
#2
Foreign Affairs
63 of 69 votes
Democracy / Parliament
12 of 13 votes
#3
Housing
60 of 66 votes
Transport
23 of 25 votes
#4
Migration
152 of 169 votes
Benefits
27 of 31 votes
#5
Crime / Justice
197 of 229 votes

Recent voting overlap

Where they voted differently
Aye
Draft Agriculture (Delinked Payments) (Reductions) (England) Regulations 2026 3 Jun 2026
No
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
Aye
King's Speech Motion for an Address 20 May 2026
No
No
King's Speech Motion for an Address: amendment (p) 20 May 2026
Aye
No
King's Speech Motion for an Address: amendment (o) 20 May 2026
Aye
No
King's Speech Motion for an Address: amendment (i) 19 May 2026
Aye
Aye
Pension Schemes Bill: motion to disagree with Lords Amendments 15 to 24, 27, 30 to 34, 36, 38 to 42, 83 and 88, insist on Amendments 88C, 88E to 88P, 88R, 88S and 88W, and propose Amendments (a) to (j) in lieu of Amendments 88A, 88T, 88U and 88V 28 Apr 2026
Benefits
No
No
Privilege 28 Apr 2026
Aye
Aye
Children's Wellbeing and Schools Bill: Amendments (a) to (c) in lieu of Lords Amendment 106 15 Apr 2026
Education
No
Where they voted the same
No
King's Speech Motion for an Address: amendment (l) 20 May 2026
No
No
Sentencing Bill Committee: New Clause 30 21 Oct 2025
Crime / Justice
No
No
Universal Credit and Personal Independence Payment Bill Committee: New Clause 8 9 Jul 2025
Benefits
No
No
Universal Credit and Personal Independent Payment Bill Committee: Amendment 39 9 Jul 2025
Benefits
No
Aye
Terrorism Act 2000 (Proscribed Organisations) (Amendment) Order 2025 2 Jul 2025
Crime / Justice
Aye
No
Crime and Policing Bill Report Stage: Amendment 160 17 Jun 2025
Crime / Justice
No
No
Motion to sit in private 21 Feb 2024
Tax
No
Aye
Draft Equality Act 2010 (Amendment) Regulations 2023 13 Dec 2023
Aye
Aye
Misuse of Drugs Act 1971 (Amendment) Order 2023 12 Sep 2023
Aye
Member source UK Parliament Members API
Voting source Commons Votes API