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Dame Siobhain McDonagh
MP for Mitcham and Morden
Labour (Co-op)
About This MP
AI-generatedDame Siobhain McDonagh has represented Mitcham and Morden since 1997 as a Labour (Co-op) MP. She currently serves on the Treasury Committee and on the Panel of Chairs, and since 2025 sits on the Rare Cancers Bill committee, reflecting a long parliamentary career with involvement in finance, housing, education and equality work.
Voting Patterns
She votes with her party in the vast majority of divisions (99% loyalty) and attends Parliament more often than the party average (53% vs 33%). She has 10 rebel votes, indicating occasional votes against her party. Her voting profile places her centre-left (38/100). On key issues, she tends to support NHS funding, trade union powers and bus services regulation, while opposing stricter immigration controls and the Rwanda deportation scheme, with mixed positions on Universal Credit, VAT changes and transgender rights.
Notable Positions
- Supports NHS funding
- Supports regulation of bus services
- Supports stronger trade union powers
- Opposes Rwanda deportation scheme
- Opposes stricter immigration controls
Financial Interests
Declares one financial interest: a gift, benefit or hospitality from UK sources.
Generated 21 February 2026
99%
Party Loyalty
53%
Attendance
10
Rebel Votes
—
Total Votes
Political Position
LEFTRIGHT
Centre-left(38)
Based on 227 votesCareer & Roles
16 positions
Current
Committee
Rare Cancers Bill
Since Jun 2025
Committee
Treasury Committee
Since Oct 2024
Committee
Panel of Chairs
Since Jul 2024
Previous
Committee
Finance Bill
Jan 2024 - Jan 2024
Committee
Renters (Reform) Bill
Nov 2023 - Nov 2023
Committee
Social Housing (Regulation) Bill [HL]
Nov 2022 - Nov 2022
Committee
Financial Services and Markets Bill
Oct 2022 - Nov 2022
Committee
Treasury Sub-Committee on Financial Services Regulations
Jun 2022 - May 2024
Committee
Treasury Committee
May 2020 - May 2024
Voting Stances
Based on parliamentary votes
Universal Credit
Generally againsthas generally voted against universal credit
198 votes
Immigration controls
Strongly againsthas almost always voted against immigration controls
167 votes
Bus services regulation
Mixedhas voted a mixture of ways on bus services regulation
110 votes
VAT changes
Generally againsthas generally voted against vat changes
96 votes
Asylum system
Strongly againsthas almost always voted against asylum system
75 votes
Transgender rights
Generally againsthas generally voted against transgender rights
72 votes
Trade union powers
Generally againsthas generally voted against trade union powers
66 votes
NHS funding
Mixedhas voted a mixture of ways on nhs funding
49 votes
Financial Interests
1 declarations · £1,200,000 total
Recent Rebel Votes
Recent Votes
AYE
Referendums Relating to Council Tax Increases (Principles) (England) Report 2026-27
11 Feb 2026279 Aye90 No
AYE
Local Government Finance Report (England) 2026-27
11 Feb 2026277 Aye143 No
ABSENT
Draft Greenhouse Gas Emissions Trading Scheme (Amendment) (Extension to Maritime Activities) Order 2026
11 Feb 2026362 Aye107 No
ABSENT
Draft Greenhouse Gas Emissions Trading Scheme (Amendment) Order 2026
4 Feb 2026392 Aye116 No
AYE
Universal Credit (Removal of Two Child Limit) Bill: Second Reading
3 Feb 2026458 Aye