| Ronald D. Johnson | |
| Office: | United States Ambassador to El Salvador |
| Term Start: | September 6, 2019 |
| Term End: | January 20, 2021 |
| President: | Donald Trump |
| Predecessor: | Jean Elizabeth Manes |
| Successor: | William H. Duncan |
| Birth Name: | Ronald Douglas Johnson |
| Party: | Republican |
| Spouse: | Alina Arias Johnson |
| Children: | 4 |
| Alma Mater: | University of the State of New York (B.S.) National Intelligence University (M.S.) |
| Allegiance: |  United States |
| Branch: | Alabama Army National Guard |
| Serviceyears: | 1971–1998 |
| Rank: | Colonel |
Ronald Douglas Johnson served as the United States Ambassador to El Salvador from 2019 to 2021.[1] He was appointed ambassador by President Donald J. Trump on July 3, 2019.[2] At the time of his appointment, he was serving as the Central Intelligence Agency’s Science and Technology Liaison to the U.S. Special Operations Command, based in Tampa, Florida.[3]
Johnson has a Bachelor of Science from the University of the State of New York and a Master of Science from the National Intelligence University. From 1984 to 1998, Johnson served in the U.S. Army and retired as a colonel.[4]