Femke Halsema (Haarlem, April 25, 1966) is a Dutch politician and administrator. She is a member of GroenLinks. Since July 12, 2018, she has been the Mayor of Amsterdam. From 1998 to 2011, she was a Member of the House of Representatives. From 2002 to 2010, she was the political leader of GroenLinks and parliamentary group leader of this left-wing merger party in the House of Representatives.