James Warlick (born March 29, 1956) is a US diplomat, former United States Ambassador to Bulgaria.

James Warlick a career member of the Senior Foreign Service, was announced for nomination by President Barack Obama on October 1, 2009 and confirmed on December 29, 2009 by the United States Senate, and sworn in on January 25, 2010, to be Ambassador Extraordinary and Plenipotentiary of the United States of America to the Republic of Bulgaria.

[1] As of September 2013, he is the U.S. Co-Chair of the Organization for Security and Cooperation in Europe (OSCE) Minsk Group,[2] a position that comes to an end on 31 December 2016, according to a message, published by Warlick on his Twitter account.

Warlick was Director of the Office of European Security and Political Affairs, responsible for political-military and security issues for Europe and the former Soviet Union, including NATO, OSCE, and related arms control and nonproliferation policy issues (2005–2006).

Other assignments have included: Prior to his State Department service, Ambassador Warlick served as Deputy Representative of the Asia Foundation in Washington, DC and the Philippines; and he was a Foreign Affairs analyst in the Congressional Research Service at the Library of Congress.