Drs. Mariëtte Iris Hamer: Personal History

Born in Amsterdam, the Netherlands, on 7 June 1958, residing in Maassluis, the Netherlands 1 daughter (born in 1998)

SER President Mariëtte Hamer is a strategic connector. Negotiating has been a recurrent theme throughout her career. She has the ability to bring people together, often as part of a gradual process. Hamer is able to assess developments accurately and to respond immediately. Her motive is to ensure that everyone can participate more effectively in the labour market and in society.

She has been President of the Social and Economic Council of the Netherlands (SER) since September 2014. From 1998 to September 2014, she was a member of the Dutch House of Representatives for the Labour Party. From January 2008 to May 2011, she was the Labour Party’s parliamentary group leader. Hamer also chaired the Parliamentary Standing Committee for Economic Affairs, Agriculture and Innovation and was party spokesperson for social affairs, labour market, employment relations, and labour and care. She has filled various posts in the House of Representatives, for example as a member of the Presidium and as deputy speaker of the House. She has also filled various executive posts within the Labour Party’s parliamentary group.

Before entering politics, she worked for the Dutch Ministry of Education, Culture and Science as head of the Strategic Policy and Policy Studies Unit, Higher Education Directorate, and as the director of an institution for adult education in the Province of Zuid-Holland. In 1984, Hamer was the founder and first chair of the National Union of Students (LSVb). The relationship between education and the labour market, as well as emancipation issues, are important themes in all her activities


  • 1988: graduated in general linguistics at the University of Amsterdam
  • 1982: Teacher training, subjects Dutch and Social Skills, in Amsterdam

Other positions

  • Council of Recommendation member of the Netherlands Circular Hotspot
  • Chair of the National Youth Council Advisory Board
  • Vice-chair of the Reading and Writing Foundation Supervisory Board
  • Advisory Board member of the Primary Education Council
  • Vice-chair of the Charter Diversity Supervisory Board
  • Supervisory Board member of the Doelen Rotterdam
  • Social Advisory Board (MAR) member of the Primary Education Council
  • Advisory Board member of the Maatschappelijke Alliantie (Social Alliance)

Recommendation committees/ambassadorship

  • Council of Recommendation member of the Hotbed for the Circular Economy, The Valley project
  • Council of Recommendation member of Make it in the Netherlands, Nuffic
  • Council of Recommendation member of Research Project Maastricht 2015-2016
  • Council of Recommendation member of World Art Centre Delft (WAD)
  • Council of Recommendation member of Ronald McDonald's House Utrecht Ambassador of 30 Percent Club/Talent to the Top
  • Ambassador of VMBO On Stage

Membership of Council committees

  • Social and Economic Affairs Committee (SEA)
  • Europe Committee (EU)
  • International Corporate Social Responsibility Committee (IMVO)
  • Labour Market and Education Issues Committee (AMV)
  • Learning in the Future Project
  • Ad hoc City Committee (STAD)
  • Ad hoc Working and Living in the Future Committee (WLT)
  • Child Facilities Working Group (KV)
Mariëtte Hamer, Voorzitter SER © Sicco van Grieken