Papua New Guinea
| Name | Locale | Remarks | Date |
|---|---|---|---|
| Madeleine Korbel Albright | Port Moresby | Met with Prime Minister Skate and announced additional U.S. humanitarian assistance. | July 29, 1998 |
| Hillary Rodham Clinton | Port Moresby | Met with Prime Minister Somare and visited a mangrove reforestation project. | November 3, 2010 |