Jyrki Tapani Katainen (born 14 October 1971) is a Finnish politician who was the Prime Minister of Finland from 2011 to June 2014 and chairman of the National Coalition Party from 2004 to 2014. After leaving the premiership, he was nominated to become Finnish European Commissioner and European Commissioner for Economic and Monetary Affairs and the Euro in June 2014 and was confirmed by the EU Commission President José Manuel Barroso as the new Economic Affairs commissioner replacing Olli Rehn.Katainen was replaced by Alexander Stubb as chairman of the National Coalition Party.