Dumitru Diacov (born 10 February 1952) is a Moldovan politician, former President of the Moldovan Parliament, member of the Parliament of Moldova in several consecutive terms since the year 2005 and formerly between 1994 and 2001. He was former leader of the Democratic Party of Moldova (from 2000 to 2009).[2] In 2009, he gives to Marian Lupu the function of party chairman.