Compare

Keir Mather vs Bob Blackman

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 Bob Blackman
Bob Blackman
Con Harrow East

Voting alignment

Keir Mather and Bob Blackman voted the same way 3% of the time, based on 426 shared comparable votes.

11 same votes 415 different votes 426 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
3 Aye 7 No
NHS / Health 20% aligned 10 shared votes
9 Aye 1 No
6 Aye 2 No
Environment / Climate 13% aligned 8 shared votes
3 Aye 5 No
12 Aye 6 No
Benefits 11% aligned 18 shared votes
4 Aye 14 No
12 Aye 2 No
Housing 7% aligned 14 shared votes
3 Aye 11 No
23 Aye 28 No
Crime / Justice 6% aligned 51 shared votes
27 Aye 24 No
Most different by topic
48 Aye 31 No
Tax 0% aligned 79 shared votes
31 Aye 48 No
28 Aye 9 No
Education 0% aligned 37 shared votes
9 Aye 28 No
6 Aye 22 No
Migration 0% aligned 28 shared votes
22 Aye 6 No
18 Aye 10 No
Work / Employment 0% aligned 28 shared votes
10 Aye 18 No
11 Aye 13 No
Defence 0% aligned 24 shared votes
13 Aye 11 No

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

Voting record

75.3 %
3 % above average
Rank 308 of 649
Participation
87.9 %
15 % above average
Rank 49 of 649
584
776 eligible divisions
Total votes
2,070
2,356 eligible divisions
288
49.3 % of votes cast
Aye votes
972
47.0 % of votes cast
296
50.7 % of votes cast
No votes
1,098
53.0 % of votes cast
0
0.0 % of votes cast
Against party
54
2.6 % of votes cast
2 years, 11 months
Since 20 Jul 2023
Commons service
16 years, 2 months
Since 6 May 2010

Debates

94
+18.7 vs Commons average
Rank 153 of 649
Appearances
142
+66.7 vs Commons average
Rank 59 of 649
432
+298.2 vs Commons average
Rank 26 of 649
Contributions
168
+34.2 vs Commons average
Rank 152 of 649

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

Financials and interests

£451,152
all imported IPSA years
Lifetime expenses
£3,032,116
all imported IPSA years
£306,391
35 % above average
Latest expenses
£312,612
38 % above average
1
1 registered category
Registered interests
10
6 registered categories
0
matched sponsored bills
Sponsored bills
8
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

Education
50 of 52 votes
#1
Brexit / EU
211 of 211 votes
Transport
31 of 33 votes
#2
Foreign Affairs
69 of 69 votes
Democracy / Parliament
12 of 13 votes
#3
Trade
85 of 89 votes
Benefits
27 of 31 votes
#4
Defence
66 of 71 votes
NHS / Health
12 of 14 votes
#5
Digital / Online Safety
55 of 60 votes

Recent voting overlap

Where they voted differently
Aye
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 8 Jul 2026
Education
No
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
No
Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 8 Jul 2026
No
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
Aye
Customs (Tariff and Miscellaneous Amendments) (No. 4) Regulations 2026 24 Jun 2026
Trade
No
No
Opposition Day: Puberty blockers 23 Jun 2026
Aye
Aye
Opposition Day Motion: Defence spending and readiness - Prime Minister's Amendment 23 Jun 2026
Defence
No
No
Opposition day: Defence spending and readiness 23 Jun 2026
Defence
Aye
Where they voted the same
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
Aye
Tobacco and Vapes Bill: Third Reading 26 Mar 2025
NHS / Health
Aye
Aye
Tobacco and Vapes Bill: Second Reading 26 Nov 2024
NHS / Health
Aye
Aye
Leasehold and Freehold Reform Bill Report Stage: New Clause 39 27 Feb 2024
Housing
Aye
No
Scotland (Self-Determination): Ten Minute Rule Motion 16 Jan 2024
No
Aye
Draft Vehicle Emissions Trading Schemes Order 2023 4 Dec 2023
Environment / Climate
Aye
Member source UK Parliament Members API
Voting source Commons Votes API