Guyana
| Name | Locale | Remarks | Date |
|---|---|---|---|
| Michael R. Pompeo | Georgetown | Met with President Irfaan Ali and CARICOM Secretary-General Irwin LaRocque. | September 18, 2020 |
| Antony Blinken | Georgetown | Met with President Dr. Mohamed Irfaan Ali and Foreign Minister Hugh Todd. | July 6, 2023 |