<Tr> <Td> 8 </Td> <Td> </Td> <Td> Ban Ki - moon (born 1944) </Td> <Td> 1 January 2007--31 December 2016 </Td> <Td> South Korea </Td> <Td> Asia - Pacific </Td> <Td> Retired after two full terms . </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="6"> Ban became the first East Asian to be selected as the Secretary - General and the second Asian overall after U Thant . He was unanimously elected to a second term by the General Assembly on 21 June 2011 . His second term began on 1 January 2012 . Prior to his selection, he was the Foreign Minister of South Korea from January 2004 to November 2006 . </Td> </Tr> <Tr> <Td> 9 </Td> <Td> </Td> <Td> António Guterres (born 1949) </Td> <Td> 1 January 2017--present </Td> <Td> Portugal </Td> <Td> Western European & Others </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="6"> Guterres is the first former head of government to become Secretary - General, and the first Secretary - General born after the establishment of the United Nations . He was Prime Minister of Portugal from 1995 to 2002 . He has also been President of Socialist International (1999--2005) and United Nations High Commissioner for Refugees (2005--2015). </Td> </Tr>

Who is the secretery general of the un