Michael Stanley Klecheski[1] is an American diplomat who formerly served as the United States Ambassador to Mongolia from 2019 to 2022.

[2] Klecheski's career started when he became a member of the Nuclear Risk Reduction Center from 1989 to 1990.

He became Director of the National Security Council at the White House from 2006 to 2007.

[3] Klecheski served as Deputy Chief of Mission at the United States Embassy in Astana, Kazakhstan from 2013 to 2015 and in other overseas assignments in Russia, Iraq, Switzerland, and Poland.

On August 13, 2018, President Donald Trump announced his intent to nominate Klecheski to be the next United States Ambassador to Mongolia.