| New Year's Day |
Monday, 2 January 2023 |
| National Remembrance Day of the Late First Prime Minister, Great Grand Chief Hon Sir Micheal Thomas Somare |
Friday, 24 February 2023 |
| Good Friday |
Friday, 7 April 2023 |
| Easter Saturday |
Saturday, 8 April 2023 |
| Easter Sunday |
Sunday, 9 April 2023 |
| Easter Monday |
Monday, 10 April 2023 |
| Public Holiday in honour of the Late former Prime Minister, Sir Rabbie Namaliu |
Tuesday 18 April |
| Public Holiday to mark the visit of all Pacific Island leaders and the Prime Ministers of Fiji, Indian and New Zealand |
Monday, 22 May 2023 [National Capital District only] |
| King's Birthday |
Friday, 16 June 2023 |
| National Remembrance Day |
Monday, 24 July 2023 |
| National Repentance Day |
Saturday, 26 August 2023 |
| Independence Day |
Friday, 15 September 2023 |
| Christmas Day |
Monday, 25 December 2023 |
| Boxing Day |
Tuesday, 26 December 2023 |
