Niko Lozančić (born 3 September 1957) is a Bosnian Croat politician who served as the 7th President of the Federation of Bosnia and Herzegovina from 27 January 2003 until 22 February 2007. He is a member and former deputy president of the Croatian Democratic Union of Bosnia and Herzegovina. Lozančić was also a member of the House of Representatives of the Parliamentary Assembly of Bosnia and Herzegovina from 2007 until 2014. During his time in office, Lozančić served as Chaiman of the House of Representatives two separate times between 2008 and 2010. Professionally, he is a lawyer and a diplomat.