The current UN Secretary-General is

Antonio Guterres

The correct answer is Option 4- Antonio Guterres

The current UN Secretary-General is Antonio Guterres.

On October 24, 1945, the United Nations (UN) was officially established with the ratification of the United Nations Charter. This marked the founding of the United Nations as an international organization aimed at promoting peace, cooperation, and international diplomacy. Antonio Guterres is the present Secretary General of this International organisation. The first Secretary General of the UN was Trygve Lie.

UN Secretary Generals in chronological order:

1. Trygve Lie (1946-1952), Norway.
2. Dag Hammarskjöld (1953-1961), Sweden.
3. U Thant (1961-1971), Burma (Myanmar).
4. Kurt Waldheim (1972-1981), Austria.
5. Javier Perez de Cuellar (1982-1991), Peru.
6. Boutros Boutros-Ghali (1992-1996), Egypt.
7. Kofi A. Annan (1997-2006), Ghana.
8. Ban Ki-moon (2007-2016), Republic of Korea (South Korea).
9. António Manuel de Oliveira Guterres (2017-), Portugal.