Michael A. McCarthy is an American diplomat who had served as the United States Ambassador to Liberia from January 22, 2021 to July 12, 2023.

Before joining the Foreign Service he was Vice President of Marketing for Compro Systems, Inc., in Baltimore, Maryland.

He is a career member of the United States Foreign Service, Class of Minister-Counselor.

[4] On May 27, 2020, President Donald Trump announced his intent to nominate McCarthy to be the next United States Ambassador to Liberia.

[5] On November 18, 2020, his nomination was confirmed in the United States Senate by voice vote.