Who is the MP for Mitcham and Morden?

Dame Siobhain McDonagh MP · Labour

Dame Siobhain McDonagh (Labour) is the Member of Parliament for Mitcham and Morden, and has been in the House of Commons since 1 May 1997.

2024 General Election in Mitcham and Morden

Result: Lab Hold. Turnout was 58.6% (45,255 votes from 77,282 electors). The majority was 18,761, or 41.5% of votes cast.

Current committees

• Panel of Chairs, since 30 July 2024
• Treasury Committee, since 21 October 2024

Dame Siobhain McDonagh on parliament.uk

Everything below opens Parliament's own published record. Nothing here is scored or ranked.

• How they have voted
• What they have said in the Commons (Hansard)
• Written questions they have asked
• Register of Members' Financial Interests
• Contact details
• Mitcham and Morden constituency page

See the whole record in the app

Who Is My MP? is a free iPhone app. Enter your postcode and it shows your MP's votes, speeches, questions and declared interests on one screen, with every item linked to Parliament's own record.

Is Mitcham and Morden your constituency?

Constituencies follow addresses, not town names, so neighbouring streets can sit in different seats. Use the app, or Parliament's Find your MP, to check by postcode.

Data from UK Parliament's Members API, under the Open Parliament Licence v3.0. Page built 24 September 2026.