List of ambassadors of the United States to Papua New Guinea
| Ambassador of the United States to Papua New Guinea | |
|---|---|
Seal of the United States Department of State | |
Flag of a United States ambassador | |
since February 21, 2024 | |
| Nominator | The president of the United States |
| Appointer | The president with Senate advice and consent |
| Inaugural holder | Mary Olmsted as Envoy Extraordinary and Minister Plenipotentiary |
| Formation | September 10, 1975 |
| Website | U.S. Embassy - Port Moresby |
Diplomatic presence of the United States of America in Papua New Guinea began on September 16, 1975 when the latter became an independent state. The United States Embassy was opened on September 10, 1975 and Mary S. Olmsted became the first U.S. Ambassador to Papua New Guinea on January 5, 1976. Since establishment of a diplomatic mission in Port Moresby, the United States ambassador to Papua New Guinea has also been accredited to Solomon Islands and Vanuatu.
The United States Embassy in Papua New Guinea is located in Port Moresby.