The permanent representative of South Sudan to the United Nations is the Republic of South Sudan's foremost diplomatic representative to the United Nations, and in charge of the Republic of South Sudan Mission to the United Nations (SUD-MIS).

South Sudan permanent representatives to the UN hold the personal rank of ambassador.

The full official title and style is His Excellency Permanent Representative from South Sudan to the United Nations.

The position was formed and filled on 19 September 2012 by Francis Deng.

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