John Learie Estrada (born September 27,1955) is the current United States Ambassador to Trinidad and Tobago and a former U.S. Marine who served as the 15th Sergeant Major of the U.S. Marine Corps from 2003 to 2007.
John Learie Estrada (born September 27,1955) is the current United States Ambassador to Trinidad and Tobago. John Learie Estrada (born September 27,1955) is the current United States Ambassador to a former U.S. Marine. This former U.S. Marine served as the 15th Sergeant Major of the U.S. Marine Corps from 2003 to 2007.