Official parliamentary portrait

Margaret Theresa Prosser, Baroness Prosser, OBE (born 22 August 1937) is a Labour life peer and former trade unionist.

Prosser was born on 22 August 1937 in Tooting, London,[1] the daughter of Frederick James and Lillian (née Barry) Prosser.[2]

She was educated at St Boniface Primary School, Tooting and St Philomena's School, Carshalton.[3] She studied as a mature student at North East London Polytechnic, qualifying with a Post-graduate Diploma in Advice and Information Studies in 1977.[citation needed]

Prosser became active in the Labour party and the trades union movement in the early 1970s, rising through the ranks of the Transport and General Workers' Union (T&G) to become Deputy General Secretary in 1998.[4] She was President of the Trades Union Congress in 1996.

She was a member of the Equal Opportunities Commission 1985–92 and the Low Pay Commission 2000–05. She was appointed an Officer of the Order of the British Empire (OBE) in the 1997 Birthday Honours.[5] From 1996 to 2001 she was Treasurer of the Labour Party.[6] From 2002 to 2006 she was Chair of the Women's National Commission.[7][8]

On 11 June 2004, she was created Baroness Prosser, of Battersea in the London Borough of Wandsworth.[7][9] From 1 November 2004 to 31 October 2010 she was a Non-Executive Director of Royal Mail plc.[10][11]

From 2006 to 2012 she served as Deputy Chair of the Commission for Equality and Human Rights.[7][12] In 2012 she published her autobiography Your Seat is at the End, written with Greg Watts and with a foreword by Tony Blair.[3] As of 2019, Prosser is a Chair of The Board of Trustees of the Industry and Parliament Trust, which works to promote an understanding of business amongst parliamentarians and policymakers.[13]

She is a director of Progress Limited, a political think-tank and registered charity.[14]

In 2020 she brought a House of Lords private member’s bill for equal pay in the workplace, supported by The Fawcett Society.[15]


  1. ^ "Transport and General Workers' Union/Papers of Margaret Prosser". Dserve Archive Catalog. Warwick University. Retrieved 10 May 2014.
  2. ^ "Prosser". Who's Who (Dec 2013 online ed.). A & C Black. Retrieved 10 May 2014. (Subscription or UK public library membership required.)
  3. ^ a b Alexandra Rucki (22 September 2012). "Baroness Margaret Prosser of Battersea reflects on career in new book". Your Local Guardian. Retrieved 8 May 2014.
  4. ^ Helene Mulholland (7 September 2005). "The big payback". The Guardian. Retrieved 8 May 2014.
  5. ^ "No. 54794". The London Gazette (Supplement). 14 June 1997. p. 12.
  6. ^ "Baroness Prosser". Democracy Live. BBC. Retrieved 8 May 2014.
  7. ^ a b c "Baroness Prosser". Retrieved 8 May 2014.
  8. ^ Georgina Fuller (20 March 2007). "Women and Work Commission chairman Baroness Prosser pleased at pace of progress on gender pay gap". Personnel Today. Retrieved 10 May 2014.
  9. ^ "No. 57328". The London Gazette. 17 June 2004. p. 7561.
  10. ^ Terry Macalister (8 October 2004). "Crozier wins out in Royal Mail bust-up". The Guardian. Retrieved 10 May 2014.
  11. ^ "Baroness Margaret Prosser OBE". Businessweek. Bloomberg. Retrieved 10 May 2014.[dead link]
  12. ^ "Baroness Margaret Prosser of Battersea OBE". Equality and Human Rights Commission. Archived from the original on 8 May 2014. Retrieved 8 May 2014.
  13. ^ "IPT Trustee Board". Industry and Parliament Trust. Retrieved 20 February 2019.
  14. ^ "Register of Interests for Baroness Prosser - MPs and Lords - UK Parliament". Retrieved 17 September 2020.
  15. ^ "Women could be given right to know male colleagues' salaries under new bill". People Management. Retrieved 10 August 2021.
Party political offices Preceded byTom Burlison Treasurer of the Labour Party 1996–2001 Succeeded byJimmy Elsby Trade union offices Preceded byMarie Patterson Women's Officer of the Transport and General Workers' Union 1985–1998 Succeeded byDiana Holland Preceded byJack Adams Deputy General Secretary of the Transport and General Workers' Union 1998–2002 Succeeded byTony Woodley Preceded byLeif Mills President of the Trades Union Congress 1996 Succeeded byTony Dubbins