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Tulip Siddiq vs Keir Mather

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

Photograph of Tulip Siddiq
Tulip Siddiq
Lab Hampstead and Highgate
vs
Photograph of Keir Mather
Keir Mather
Lab Selby

Voting alignment

Tulip Siddiq and Keir Mather voted the same way 100% of the time, based on 421 shared comparable votes.

421 same votes 0 different votes 421 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
36 Aye 26 No
Tax 100% aligned 62 shared votes
36 Aye 26 No
22 Aye 28 No
Crime / Justice 100% aligned 50 shared votes
22 Aye 28 No
30 Aye 11 No
Education 100% aligned 41 shared votes
30 Aye 11 No
7 Aye 21 No
Migration 100% aligned 28 shared votes
7 Aye 21 No
9 Aye 17 No
Defence 100% aligned 26 shared votes
9 Aye 17 No
Most different by topic
36 Aye 26 No
Tax 100% aligned 62 shared votes
36 Aye 26 No
22 Aye 28 No
Crime / Justice 100% aligned 50 shared votes
22 Aye 28 No
30 Aye 11 No
Education 100% aligned 41 shared votes
30 Aye 11 No
7 Aye 21 No
Migration 100% aligned 28 shared votes
7 Aye 21 No
9 Aye 17 No
Defence 100% aligned 26 shared votes
9 Aye 17 No

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

Voting record

67.7%
5% below average
Rank 471 of 649
Participation
75.6%
3% above average
Rank 296 of 649
1,608
2,376 eligible divisions
Total votes
602
796 eligible divisions
895
55.7% of votes cast
Aye votes
294
48.8% of votes cast
713
44.3% of votes cast
No votes
308
51.2% of votes cast
8
0.5% of votes cast
Against party
0
0.0% of votes cast
11 years, 4 months
Since 7 May 2015
Commons service
3 years, 2 months
Since 20 Jul 2023

Debates

48
-34.3 vs Commons average
Rank 456 of 649
Appearances
102
+19.7 vs Commons average
Rank 157 of 649
52
-91.5 vs Commons average
Rank 497 of 649
Contributions
524
+380.5 vs Commons average
Rank 20 of 649

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

Financials and interests

£2,042,226
all imported IPSA years
Lifetime expenses
£451,152
all imported IPSA years
£296,648
31% above average
Latest expenses
£306,391
35% above average
2
1 registered category
Registered interests
1
1 registered category
2
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

Foreign Affairs
60 of 69 votes
#1
Education
50 of 52 votes
Brexit / EU
180 of 211 votes
#2
Democracy / Parliament
16 of 17 votes
Defence
57 of 71 votes
#3
Transport
31 of 33 votes
NHS / Health
44 of 56 votes
#4
Benefits
27 of 31 votes
Devolution / Local Government
50 of 66 votes
#5
NHS / Health
12 of 14 votes

Recent voting overlap

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

Where they voted the same
Aye
Terminally Ill Adults (End of Life) Bill: Second Reading 11 Sept 2026
Aye
Aye
Closure motion 11 Sept 2026
Aye
No
Health Bill: Report Stage: Amendment 1 8 Sept 2026
No
No
Health Bill: Report Stage: New Clause 143 8 Sept 2026
No
No
Health Bill: Report Stage: New Clause 142 8 Sept 2026
No
No
Health Bill: Report Stage: New Clause 140 8 Sept 2026
No
No
Health Bill: Report Stage: New Clause 145 7 Sept 2026
No
No
Health Bill: Report Stage: New Clause 6 7 Sept 2026
No
Aye
Representation of the People Bill: Third Reading 2 Sept 2026
Democracy / Parliament
Aye
No
Representation of the People Bill: Report Stage: New Clause 88 2 Sept 2026
Democracy / Parliament
No
Member source UK Parliament Members API
Voting source Commons Votes API