Compare

Tonia Antoniazzi vs Melanie Onn

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

Photograph of Tonia Antoniazzi
Tonia Antoniazzi
Lab Gower
vs
Photograph of Melanie Onn
Melanie Onn
Lab Great Grimsby and Cleethorpes

Voting alignment

Tonia Antoniazzi and Melanie Onn voted the same way 99% of the time, based on 681 shared comparable votes.

675 same votes 6 different votes 681 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
61 Aye 43 No
Tax 100% aligned 104 shared votes
61 Aye 43 No
35 Aye 17 No
Crime / Justice 100% aligned 52 shared votes
35 Aye 17 No
23 Aye 12 No
Education 100% aligned 35 shared votes
23 Aye 12 No
19 Aye 12 No
Transport 100% aligned 31 shared votes
19 Aye 12 No
17 Aye 13 No
Trade 100% aligned 30 shared votes
17 Aye 13 No
Most different by topic
19 Aye 15 No
Foreign Affairs 97% aligned 34 shared votes
20 Aye 14 No
70 Aye 39 No
Brexit / EU 98% aligned 109 shared votes
72 Aye 37 No
61 Aye 43 No
Tax 100% aligned 104 shared votes
61 Aye 43 No
35 Aye 17 No
Crime / Justice 100% aligned 52 shared votes
35 Aye 17 No
23 Aye 12 No
Education 100% aligned 35 shared votes
23 Aye 12 No

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

Voting record

71.1%
1% below average
Rank 399 of 650
Participation
74.8%
2% above average
Rank 313 of 650
1,528
2,150 eligible divisions
Total votes
463
619 eligible divisions
824
53.9% of votes cast
Aye votes
225
48.6% of votes cast
704
46.1% of votes cast
No votes
238
51.4% of votes cast
2
0.1% of votes cast
Against party
1
0.2% of votes cast
9 years, 4 months
Since 8 Jun 2017
Commons service
2 years, 3 months
Since 4 Jul 2024

Debates

67
-21.8 vs Commons average
Rank 363 of 650
Appearances
106
+17.2 vs Commons average
Rank 169 of 650
94
-60.6 vs Commons average
Rank 378 of 650
Contributions
153
-1.6 vs Commons average
Rank 219 of 650

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

Financials and interests

£1,904,070
all imported IPSA years
Lifetime expenses
£1,014,663
all imported IPSA years
£315,408
39% above average
Latest expenses
£201,216
11% below average
10
3 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

Foreign Affairs
74 of 82 votes
#1
Foreign Affairs
17 of 17 votes
Brexit / EU
166 of 189 votes
#2
Trade
9 of 10 votes
Defence
61 of 71 votes
#3
Devolution / Local Government
21 of 24 votes
Transport
74 of 89 votes
#4
Energy
17 of 20 votes
Environment / Climate
39 of 47 votes
#5
Tax
95 of 114 votes

Recent voting overlap

Where they voted differently
No
Second Reading: European Union (Withdrawal Agreement) Bill 22 Oct 2019
Brexit / EU Foreign Affairs
Aye rebel
No
Amendment 19 to the European Union (Withdrawal) (No. 6) Bill 4 Sept 2019
Brexit / EU
Aye rebel
Aye
Peter Kyle's motion E (Confirmatory public vote) 1 Apr 2019
No rebel
No rebel
Nick Boles's motion D (Common Market 2.0) 1 Apr 2019
Aye
Aye
Margaret Beckett's motion M (Confirmatory public vote) 27 Mar 2019
No rebel
No rebel
Nick Boles's motion D (Common market 2.0) 27 Mar 2019
Aye
Where they voted the same
No
Opposition day motion: Support for British farmers 21 Oct 2026
No
Aye
Withdrawal Agreement (Windsor Framework and Governance) (Amendment) Regulations 2026 21 Oct 2026
Brexit / EU Foreign Affairs
Aye
Aye
Draft Railways (Interoperability in Northern Ireland) (Convention on International Carriage by Rail) (Amendment) Regulations 2026 21 Oct 2026
Transport
Aye
Aye
Draft Code of Practice on Access and Unfair Practices During the Recognition and Derecognition Process 21 Oct 2026
Aye
Aye
Northern Ireland Troubles Bill: Third Reading 20 Oct 2026
Foreign Affairs
Aye
No
Northern Ireland Troubles Bill Committee: New Clause 12 20 Oct 2026
Foreign Affairs
No
No
Northern Ireland Troubles Bill Committee: New Clause 7 20 Oct 2026
Foreign Affairs
No
No
Northern Ireland Troubles Bill Committee: Amendment 32 20 Oct 2026
Foreign Affairs
No
No
Northern Ireland Troubles Bill Committee: Amendment 51 20 Oct 2026
Foreign Affairs
No
No
Northern Ireland Troubles Bill Committee: New Clause 21 19 Oct 2026
Foreign Affairs
No
Member source UK Parliament Members API
Voting source Commons Votes API