Marie Helene Hellmark Knutsson (born 12 September 1969) is a Swedish politician and civil servant who currently serves as Governor of Västerbotten County since 1 August 2020.

[1] A member of the Social Democrats, she served as Minister for Higher Education and Research in the cabinet of Stefan Löfven from October 2014 to January 2019.

[4] She was heavily involved in local politics and was a member of various committees: from 2001 to 2010 she held managerial positions in Sundbyberg, and between 2011 and 2013 she was chairwoman of the council for the Mälartal region and Stockholm.

She was on the governing body of the Sveriges Kommuner och Landsting, a Swedish association of local authorities, from 2011 to 2014, and in Stockholm City Council she chaired the parliamentary group of the Swedish Social Democratic Labor Party from 2010 to 2014.

Since 2013 she has been the leader of the Social Democrats in the Stockholm region and a member of the presidency at national level.