List of Secretaries General of the United Nations

No.	Portrait	Name 	Tenure	Country of Origin	Reason of withdrawal
8 	 	Ban Ki-moon 	
1 January 2007
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31 December 2016	South Korea 	Retired after serving two full terms.
9 	 	Irina Bokova 	
1 January 2017
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31 December 2021	Bulgaria 	Second term vetoed by France and China.
10 	 	Helle Thorning-Schmidt	
1 January 2022
-
31 December 2031	Denmark 	Retired after serving two full terms.