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David Mundell vs Melanie Onn

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

Photograph of David Mundell
David Mundell
Con Dumfriesshire, Clydesdale and Tweeddale
vs
Photograph of Melanie Onn
Melanie Onn
Lab Great Grimsby and Cleethorpes

Voting alignment

David Mundell and Melanie Onn voted the same way 6% of the time, based on 706 shared comparable votes.

42 same votes 664 different votes 706 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 12 No
Foreign Affairs 18% aligned 22 shared votes
16 Aye 6 No
46 Aye 78 No
Brexit / EU 11% aligned 124 shared votes
84 Aye 40 No
7 Aye 2 No
Migration 11% aligned 9 shared votes
3 Aye 6 No
17 Aye 23 No
Crime / Justice 10% aligned 40 shared votes
27 Aye 13 No
3 Aye 21 No
Benefits 8% aligned 24 shared votes
19 Aye 5 No
Most different by topic
58 Aye 83 No
Tax 0% aligned 141 shared votes
83 Aye 58 No
14 Aye 14 No
Trade 0% aligned 28 shared votes
14 Aye 14 No
11 Aye 16 No
Transport 0% aligned 27 shared votes
16 Aye 11 No
8 Aye 13 No
Devolution / Local Government 0% aligned 21 shared votes
13 Aye 8 No
8 Aye 8 No
Defence 0% aligned 16 shared votes
8 Aye 8 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 470 of 649
Participation
73.9%
1% above average
Rank 335 of 649
1,609
2,376 eligible divisions
Total votes
436
590 eligible divisions
769
47.8% of votes cast
Aye votes
214
49.1% of votes cast
840
52.2% of votes cast
No votes
222
50.9% of votes cast
7
0.4% of votes cast
Against party
1
0.2% of votes cast
21 years, 4 months
Since 5 May 2005
Commons service
2 years, 2 months
Since 4 Jul 2024

Debates

121
+38.7 vs Commons average
Rank 109 of 649
Appearances
90
+7.7 vs Commons average
Rank 212 of 649
123
-20.5 vs Commons average
Rank 257 of 649
Contributions
113
-30.5 vs Commons average
Rank 295 of 649

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

Financials and interests

£3,330,205
all imported IPSA years
Lifetime expenses
£1,014,663
all imported IPSA years
£330,224
46% above average
Latest expenses
£201,216
11% below average
10
4 registered categories
Registered interests
6
1 registered category
2
matched sponsored bills
Sponsored bills
3
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
201 of 211 votes
#1
Foreign Affairs
4 of 4 votes
Foreign Affairs
60 of 69 votes
#2
Devolution / Local Government
21 of 24 votes
Trade
73 of 91 votes
#3
Trade
6 of 7 votes
Migration
130 of 171 votes
#4
Energy
17 of 20 votes
Environment / Climate
34 of 48 votes
#5
Tax
94 of 112 votes

Recent voting overlap

Where they voted differently
No
Terminally Ill Adults (End of Life) Bill: Second Reading 11 Sept 2026
Aye
No
Closure motion 11 Sept 2026
Aye
Aye
Health Bill: Report Stage: Amendment 1 8 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 143 8 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 142 8 Sept 2026
No
Aye
Health Bill: Report Stage: New Clause 145 7 Sept 2026
No
No
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
No
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
Aye
Public Office (Accountability) Bill Report Stage: Amendment 19 14 Jul 2026
No
Aye
Public Office (Accountability) Bill Report Stage: Amendment 199 14 Jul 2026
No
Where they voted the same
No
King's Speech Motion for an Address: amendment (l) 20 May 2026
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
Aye
Early Parliamentary General Election Bill: Third Reading 29 Oct 2019
Aye
Aye
Second Reading: European Union (Withdrawal Agreement) Bill 22 Oct 2019
Brexit / EU Foreign Affairs
Aye
Aye
That this House agrees with Lords Amendments 2 to 18 to the Northern Ireland (Executive Formation) Bill 18 Jul 2019
Foreign Affairs
Aye
Aye
Northern Ireland (Executive Formation) Bill: Committee of the whole House New Clause 10 (Creasy) 9 Jul 2019
Foreign Affairs
Aye
Aye
Northern Ireland (Executive Formation) Bill: Committee of the whole House New Clause 1 (McGinn) 9 Jul 2019
Foreign Affairs
Aye
Aye
Motion under section 1 of the European Union (Withdrawal) Act 2019 9 Apr 2019
Brexit / EU
Aye
Member source UK Parliament Members API
Voting source Commons Votes API