Compare

Sir Iain Duncan Smith vs Katie Lam

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 Katie Lam
Katie Lam
Con Weald of Kent

Voting alignment

Sir Iain Duncan Smith and Katie Lam voted the same way 100% of the time, based on 273 shared comparable votes.

273 same votes 0 different votes 273 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
25 Aye 44 No
Tax 100% aligned 69 shared votes
25 Aye 44 No
23 Aye 18 No
Crime / Justice 100% aligned 41 shared votes
23 Aye 18 No
9 Aye 16 No
Education 100% aligned 25 shared votes
9 Aye 16 No
3 Aye 14 No
Benefits 100% aligned 17 shared votes
3 Aye 14 No
7 Aye 8 No
Housing 100% aligned 15 shared votes
7 Aye 8 No
Most different by topic
25 Aye 44 No
Tax 100% aligned 69 shared votes
25 Aye 44 No
23 Aye 18 No
Crime / Justice 100% aligned 41 shared votes
23 Aye 18 No
9 Aye 16 No
Education 100% aligned 25 shared votes
9 Aye 16 No
3 Aye 14 No
Benefits 100% aligned 17 shared votes
3 Aye 14 No
7 Aye 8 No
Housing 100% aligned 15 shared votes
7 Aye 8 No

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

Voting record

81.6 %
8 % above average
Rank 176 of 647
Participation
68.0 %
5 % below average
Rank 473 of 647
1,895
2,323 eligible divisions
Total votes
365
537 eligible divisions
865
45.6 % of votes cast
Aye votes
174
47.7 % of votes cast
1,030
54.4 % of votes cast
No votes
191
52.3 % of votes cast
41
2.2 % of votes cast
Against party
0
0.0 % of votes cast
34 years, 2 months
Since 9 Apr 1992
Commons service
1 years, 11 months
Since 4 Jul 2024

Debates

83
+19.3 vs Commons average
Rank 148 of 647
Appearances
78
+14.3 vs Commons average
Rank 161 of 647
149
+35.2 vs Commons average
Rank 132 of 647
Contributions
87
-26.8 vs Commons average
Rank 295 of 647

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

Financials and interests

£2,530,064
all imported IPSA years
Lifetime expenses
£223,662
all imported IPSA years
£265,254
17 % above average
Latest expenses
£223,662
1 % below average
11
3 registered categories
Registered interests
6
4 registered categories
6
matched sponsored bills
Sponsored bills
1
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
Tax
100 of 108 votes
Foreign Affairs
63 of 69 votes
#2
Devolution / Local Government
19 of 24 votes
Housing
60 of 66 votes
#3
Benefits
23 of 30 votes
Migration
152 of 169 votes
#4
Digital / Online Safety
8 of 11 votes
Crime / Justice
197 of 229 votes
#5
Migration
8 of 11 votes

Recent voting overlap

These MPs agreed on every division where both voted in the current comparison sample.

Where they voted the same
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
Aye
Steel Industry (Nationalisation) Bill Committee: New Clause 4 9 Jun 2026
Aye
Aye
Steel Industry (Nationalisation) Bill Committee: New Clause 12 9 Jun 2026
Aye
No
Draft Agriculture (Delinked Payments) (Reductions) (England) Regulations 2026 3 Jun 2026
No
No
King's Speech Motion for an Address 20 May 2026
No
Aye
King's Speech Motion for an Address: amendment (p) 20 May 2026
Aye
No
King's Speech Motion for an Address: amendment (l) 20 May 2026
No
Aye
King's Speech Motion for an Address: amendment (o) 20 May 2026
Aye
Member source UK Parliament Members API
Voting source Commons Votes API