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Compare

Melanie Onn vs Liz Saville Roberts

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

Photograph of Melanie Onn
Melanie Onn
Lab Great Grimsby and Cleethorpes
vs
Photograph of Liz Saville Roberts
Liz Saville Roberts
PC Dwyfor Meirionnydd

Voting alignment

Melanie Onn and Liz Saville Roberts voted the same way 77% of the time, based on 709 shared comparable votes.

545 same votes 164 different votes 709 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
5 Aye 0 No
NHS / Health 100% aligned 5 shared votes
5 Aye 0 No
1 Aye 2 No
Devolution / Local Government 100% aligned 3 shared votes
1 Aye 2 No
84 Aye 41 No
Brexit / EU 96% aligned 125 shared votes
79 Aye 46 No
13 Aye 5 No
Foreign Affairs 94% aligned 18 shared votes
12 Aye 6 No
10 Aye 12 No
Work / Employment 91% aligned 22 shared votes
12 Aye 10 No
Most different by topic
3 Aye 16 No
Defence 37% aligned 19 shared votes
11 Aye 8 No
4 Aye 7 No
Housing 55% aligned 11 shared votes
5 Aye 6 No
0 Aye 5 No
Democracy / Parliament 60% aligned 5 shared votes
2 Aye 3 No
22 Aye 10 No
Benefits 63% aligned 32 shared votes
22 Aye 10 No
11 Aye 3 No
Digital / Online Safety 64% aligned 14 shared votes
6 Aye 8 No

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

Voting record

73.6 %
1 % above average
Rank 343 of 649
Participation
71.1 %
2 % below average
Rank 406 of 649
423
575 eligible divisions
Total votes
1,679
2,361 eligible divisions
210
49.6 % of votes cast
Aye votes
947
56.4 % of votes cast
213
50.4 % of votes cast
No votes
732
43.6 % of votes cast
1
0.2 % of votes cast
Against party
4
0.2 % of votes cast
2 years, 1 months
Since 4 Jul 2024
Commons service
11 years, 3 months
Since 7 May 2015

Debates

83
+5.1 vs Commons average
Rank 217 of 650
Appearances
137
+59.1 vs Commons average
Rank 75 of 650
105
-33.3 vs Commons average
Rank 295 of 650
Contributions
180
+41.7 vs Commons average
Rank 146 of 650

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

Financials and interests

£1,014,663
all imported IPSA years
Lifetime expenses
£2,266,514
all imported IPSA years
£201,216
11 % below average
Latest expenses
£324,256
43 % above average
6
1 registered category
Registered interests
17
6 registered categories
3
matched sponsored bills
Sponsored bills
7
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
4 of 4 votes
#1
Brexit / EU
205 of 211 votes
Devolution / Local Government
21 of 24 votes
#2
Trade
80 of 91 votes
Trade
6 of 7 votes
#3
Benefits
68 of 81 votes
Energy
17 of 20 votes
#4
Migration
138 of 171 votes
Tax
94 of 111 votes
#5
Work / Employment
62 of 77 votes

Recent voting overlap

Where they voted differently
No
Public Office (Accountability) Bill Report Stage: Amendment 3 14 Jul 2026
Aye
Aye
Immigration and Asylum Bill: Second Reading 13 Jul 2026
Migration
No
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 5 1 Jul 2026
Energy Tax Transport
Aye
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 4 1 Jul 2026
Energy Tax Transport
Aye
No
Taxation (Energy and Vehicles) Bill Committee: New Clause 2 1 Jul 2026
Energy Tax Transport
Aye
No
Armed Forces Bill Report Stage: Amendment 11 22 Jun 2026
Defence
Aye
No
Armed Forces Bill Report Stage: New Clause 22 22 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: New Clause 3 17 Jun 2026
Defence
Aye
No
National Security (State Threats) Bill Committee: Amendment 8 17 Jun 2026
Defence
Aye
No
Cyber Security and Resilience (Network and Information Systems) Bill Remaining Stages: Amendment 3 16 Jun 2026
Aye
Where they voted the same
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
Immigration and Asylum Bill: Reasoned Amendment to Second Reading 13 Jul 2026
Migration
No
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
Aye
Aye
National Security (State Threats) Bill: motion to agree to Lords Amendment 1 6 Jul 2026
Defence
Aye
Aye
Draft Climate Change Act 2008 (Credit Limit) Order 2026 24 Jun 2026
Environment / Climate
Aye
Aye
Draft Climate Change Act 2008 (International Aviation and International Shipping) Regulations 2026 24 Jun 2026
Environment / Climate Transport
Aye
Aye
Draft Carbon Budget Order 2026 24 Jun 2026
Environment / Climate
Aye
Member source UK Parliament Members API
Voting source Commons Votes API