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Compare

Matt Western vs Keir Mather

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

Photograph of Matt Western
Matt Western
Lab Warwick and Leamington
vs
Photograph of Keir Mather
Keir Mather
Lab Selby

Voting alignment

Matt Western and Keir Mather voted the same way 100% of the time, based on 403 shared comparable votes.

403 same votes 0 different votes 403 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
43 Aye 28 No
Tax 100% aligned 71 shared votes
43 Aye 28 No
21 Aye 22 No
Crime / Justice 100% aligned 43 shared votes
21 Aye 22 No
9 Aye 22 No
Migration 100% aligned 31 shared votes
9 Aye 22 No
24 Aye 5 No
Work / Employment 100% aligned 29 shared votes
24 Aye 5 No
8 Aye 16 No
Transport 100% aligned 24 shared votes
8 Aye 16 No
Most different by topic
43 Aye 28 No
Tax 100% aligned 71 shared votes
43 Aye 28 No
21 Aye 22 No
Crime / Justice 100% aligned 43 shared votes
21 Aye 22 No
9 Aye 22 No
Migration 100% aligned 31 shared votes
9 Aye 22 No
24 Aye 5 No
Work / Employment 100% aligned 29 shared votes
24 Aye 5 No
8 Aye 16 No
Transport 100% aligned 24 shared votes
8 Aye 16 No

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

Voting record

74.1%
1% above average
Rank 331 of 649
Participation
75.6%
3% above average
Rank 296 of 649
1,571
2,121 eligible divisions
Total votes
602
796 eligible divisions
877
55.8% of votes cast
Aye votes
294
48.8% of votes cast
694
44.2% of votes cast
No votes
308
51.2% of votes cast
4
0.3% of votes cast
Against party
0
0.0% of votes cast
9 years, 3 months
Since 8 Jun 2017
Commons service
3 years, 2 months
Since 20 Jul 2023

Debates

93
+10.7 vs Commons average
Rank 198 of 649
Appearances
102
+19.7 vs Commons average
Rank 157 of 649
109
-34.5 vs Commons average
Rank 310 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

£1,940,185
all imported IPSA years
Lifetime expenses
£451,152
all imported IPSA years
£312,296
38% above average
Latest expenses
£306,391
35% above average
4
3 registered categories
Registered interests
1
1 registered category
3
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
66 of 69 votes
#1
Education
50 of 52 votes
Migration
147 of 163 votes
#2
Democracy / Parliament
16 of 17 votes
Democracy / Parliament
39 of 44 votes
#3
Transport
31 of 33 votes
Brexit / EU
165 of 188 votes
#4
Benefits
27 of 31 votes
Environment / Climate
39 of 46 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
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
No
Representation of the People Bill: Report Stage: New Clause 67 2 Sept 2026
Democracy / Parliament
No
No
Representation of the People Bill: Report Stage: New Clause 65 2 Sept 2026
Democracy / Parliament
No
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
Aye
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
No
Public Office (Accountability) Bill Report Stage: Amendment 19 14 Jul 2026
No
No
Public Office (Accountability) Bill Report Stage: Amendment 199 14 Jul 2026
No
No
Public Office (Accountability) Bill Report Stage: Amendment 3 14 Jul 2026
No
Aye
Immigration and Asylum Bill: Second Reading 13 Jul 2026
Migration
Aye
Member source UK Parliament Members API
Voting source Commons Votes API