← Back to Countries List - 2023-01-01 - New Year's Day
- 2023-01-02 - New Year's Day (observed)
- 2023-02-24 - Grand Chief Sir Michael Somare Remembrance Day (observed)
- 2023-02-26 - Grand Chief Sir Michael Somare Remembrance Day
- 2023-04-07 - Good Friday
- 2023-04-08 - Easter Saturday
- 2023-04-09 - Easter Sunday
- 2023-04-10 - Easter Monday
- 2023-04-18 - State Funeral of Sir Rabbie Namaliu
- 2023-06-16 - King's Birthday (observed)
- 2023-06-17 - King's Birthday
- 2023-07-23 - Papua New Guinea Remembrance Day
- 2023-07-24 - Papua New Guinea Remembrance Day (observed)
- 2023-08-26 - National Repentance Day
- 2023-09-15 - Independence Day (observed)
- 2023-09-16 - Independence Day
- 2023-12-25 - Christmas Day
- 2023-12-26 - Boxing Day
