Eckart Peter Hans von Klaeden (born 18 November 1965 in Hanover, Lower Saxony) is a German politician of the Christian Democratic Union, serving as Minister of State at the German Chancellery since 28 October 2009 (after the German federal election, September 2009, Angela Merkel formed a black-yellow coalition and her Cabinet Merkel II).
Eckart von Klaeden took his Abitur at the Emperor William Gymnasium in Hanover in 1985, served his military service from 1985 to 1987 and became a Korvettenkapitän (corvette captain) of the Reserves. He went on to study law at the universities of Würzburg and Göttingen, taking his first state exam in 1993 and his second in 1996.
Von Klaeden became a member of the Junge Union in 1983. Between 1992 and 1996, he served on the board of the CDU in Lower Saxony, under the leadership of successive chairmen Josef Stock (1992–94) and Christian Wulff (1994-96).
Von Klaeden served as member of the German parliament, the Bundestag, between 1994 and 2013. He was a member of the Committee on Legal Affairs (1994-1998) and of the Committee on the Scrutiny of Elections, Immunity and the Rules of Procedure (2002-2005). Between 2000 and 2005, he also served as First Secretary of the parliamentary group, in this position assisting the parliamentary group's successive chairmen Friedrich Merz (2000-2002) and Angela Merkel (2002-2005). From 2005, he was his parliamentary group's spokesman for foreign policy. In addition to his committee assignments, von Klaeden served as chairman of the German-Hungarian Parliamentary Friendship Group from 2002 until 2005.
Since 2004, von Klaeden has been a member of the national board of the CDU under the leadership of chairwoman Angela Merkel. In this capacity, he was the party's treasurer from 2006 until 2013.