| 1 Jan, 2023 (Sun) | New Year's Day | Public Holiday |
| 2 Jan, 2023 (Mon) | Day off for New Year's Day | Public Holiday |
| 14 Feb, 2023 (Tue) | Valentine's Day | Observance |
| 22 Feb, 2023 (Wed) | Ash Wednesday | Observance, Christian |
| 8 Mar, 2023 (Wed) | Women's Day | Observance |
| 19 Mar, 2023 (Sun) | Mothering Sunday | Observance |
| 21 Mar, 2023 (Tue) | March Equinox | Season |
| 23 Mar, 2023 (Thu) | Ramadan Start | Observance |
| 7 Apr, 2023 (Fri) | Good Friday | Public Holiday |
| 8 Apr, 2023 (Sat) | Holy Saturday | Observance, Christian |
| 9 Apr, 2023 (Sun) | Easter Sunday | Observance, Christian |
| 10 Apr, 2023 (Mon) | Easter Monday | Public Holiday |
| 21 Apr, 2023 (Fri) | Id el Fitr | Public Holiday |
| 24 Apr, 2023 (Mon) | Id el Fitr holiday | Public Holiday |
| 1 May, 2023 (Mon) | Workers' Day | Public Holiday |
| 27 May, 2023 (Sat) | Children's Day | Observance |
| 29 May, 2023 (Mon) | Presidential Inauguration Holiday | Public Holiday |
| 12 Jun, 2023 (Mon) | Democracy Day | Public Holiday |
| 18 Jun, 2023 (Sun) | Father's Day | Observance |
| 21 Jun, 2023 (Wed) | June Solstice | Season |
| 28 Jun, 2023 (Wed) | Id el Kabir | Public Holiday |
| 29 Jun, 2023 (Thu) | Id el Kabir additional holiday | Public Holiday |
| 19 Jul, 2023 (Wed) | Al-Hijra | Local holiday |
| 20 Aug, 2023 (Sun) | Isese Day | Local holiday |
| 23 Sep, 2023 (Sat) | September Equinox | Season |
| 27 Sep, 2023 (Wed) | Id el Maulud (Tentative Date) | Public Holiday |
| 1 Oct, 2023 (Sun) | National Day | Public Holiday |
| 2 Oct, 2023 (Mon) | Day off for National Day | Public Holiday |
| 22 Dec, 2023 (Fri) | Sambisa Memorial Day | Local holiday |
| 22 Dec, 2023 (Fri) | December Solstice | Season |
| 24 Dec, 2023 (Sun) | Christmas Eve | Observance, Christian |
| 25 Dec, 2023 (Mon) | Christmas Day | Public Holiday |
| 26 Dec, 2023 (Tue) | Boxing Day | Public Holiday |
| 31 Dec, 2023 (Sun) | New Year's Eve | Observance |
