| 1981, 1982, 1983, 1984, 1987, 1989 |
President, Mr. Hammer DeRoburt |
| 1990, 1992, 1994 |
President, Mr. Bernard Dowlyogo |
| 1997 |
President, Mr. Kinza Clodumar (ADB Meeting) |
| 2000 |
President, Mr. Kinza Clodumar (2nd Pacific Islands Leaders Meeting) |
| 2005 |
President, Mr. Ludwig Scotty |
| 2006 |
President, Mr. Ludwig Scotty (4th Pacific Islands Leaders Meeting) |
| 2007 |
President, Mr. Ludwig Scotty (1st Asia-Pacific Water Forum) |
| 2009 |
President, Mr. Marcus Stephen (5th Pacific Islands Leaders Meeting) |
| 2010 |
Minister for Foreign Affairs and Trade, Dr. Kieren Keke (PALM Ministerial Interim Meeting) |
| 2010 |
Minister for Foreign Affairs and Trade, Mr. Keke (PALM Ministerial Interim Meeting) |
| 2012 |
President, Mr. Sprent Dabwido (6th Pacific Islands Leaders Meeting) |
| 2013 |
Hon. Milton Ross Dube, Member of Parliament (PALM 2nd Ministerial Interim Meeting) |
| 2015 |
Hon. Aaron Cook Minister for Commerce, Industry and Environment, Minister for Republic of Nauru Rehabilitation Corporation (The 3rd World Conference on Disaster Risk Reduction) |
| 2015 |
President, Mr. Waqa (7th Pacific Islands Leaders Meeting) |
| 2015 |
Hon. Cyril Buraman, Member of Parliament (Pacific Islands Countries Tourism Ministers Meeting) |
| 2017 |
President, Mr. Waqa (PALM 3rd Ministerial Interim Meeting) |
| 2018 |
President, Mr. Waqa (8th Pacific Islands Leaders Meeting) |
| 2019 |
President, Mr. Aingimea (Ceremonies of the Accession to the Throne) |
| 2022 |
Secretary for Foreign Affairs and Trade, Ms. Jeremiah (State Funeral for the Late Prime Minister Abe Shinzo) |
| 2024 |
President, Mr. Adeang (10th Pacific Islands Leaders Meeting) |
| 2025 |
Deputy Minister for Foreign Affairs and Trade, Mr. Kun (Expo 2025, Osaka, Kansai, Japan) |
| 2025 |
Secretary for National Heritage, Culture, Tourism, and Naoero Museum, Ms. Koepke |