George Thomas Summerlin (November 11, 1872 – July 1, 1947) was an American army officer and diplomat from Louisiana.

A captain in the US Army, he later had a long career in the state department, serving as charges d'affaires in Mexico, as well as Minister to Honduras

Honduras

Honduras is a republic in Central America. It was previously known as Spanish Honduras to differentiate it from British Honduras, which became the modern-day state of Belize...

, Venezuela

Venezuela

Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

 and Panama

Panama

Panama , officially the Republic of Panama , is the southernmost country of Central America. Situated on the isthmus connecting North and South America, it is bordered by Costa Rica to the northwest, Colombia to the southeast, the Caribbean Sea to the north and the Pacific Ocean to the south. The...

. His last post was as Chief of Protocol

Chief of Protocol of the United States

The Chief of Protocol is an officer of the United States Department of State responsible for advising the President of the United States, the vice president, and the secretary of state on matters of national and international diplomatic protocol...

 under Franklin Delano Roosevelt.