Jan Klimek (born June 12, 1953) is a Polish politician, best known as a President of Democratic Party (Stronnictwo Demokratyczne) from 1998 to 2002. He was member of Sejm for two terms (1997–2001 and 2001–2005). Born in Chełm Śląski, Klimek is an economist (graduate of Akademia Ekonomiczna in Katowice) and a businessman, who owning a large confectionery and several baking shops. Before 2001 elections SD joined the Democratic Left Alliance/Labour Party coalition and Klimek won re-election. He remained in SLD caucus until 2005, when he retired from politics.