Thomas J. Hushek (born 1963)[1] is an American diplomat who served as the United States Ambassador to South Sudan from 2018 to 2020.

[2][3] Hushek received a Bachelor of Arts degree in political science from the University of Wisconsin and a Master of International Affairs in human rights and Soviet studies from Columbia University.

[3] Hushek is a career member of the Senior Foreign Service.

He has served at multiple capacities including being the Deputy Chief of Mission at the U.S. Mission to the International Organizations in Vienna, Principal Deputy Assistant Secretary in the Bureau of Conflict and Stabilization Operations and has worked in U.S. embassies in Micronesia, Russia and Tajikistan.

[2] On August 3, 2017, Hushek was nominated as the United States Ambassador to South Sudan.