| 1 Jan, 2023 (Sun) | New Year's Day | National holiday |
| 2 Jan, 2023 (Mon) | New Year's Day (Day 2) | National holiday |
| 5 Jan, 2023 (Thu) | Christmas Eve | Observance |
| 6 Jan, 2023 (Fri) | Christmas Day | National holiday |
| 7 Jan, 2023 (Sat) | Christmas Remembrance Day | Observance |
| 28 Jan, 2023 (Sat) | Army Day | National holiday |
| 14 Feb, 2023 (Tue) | Valentine's Day | Observance |
| 16 Feb, 2023 (Thu) | Feast of Saint Vartan | Observance |
| 21 Feb, 2023 (Tue) | Mother Language Day | Observance |
| 8 Mar, 2023 (Wed) | International Women's Day | National holiday |
| 21 Mar, 2023 (Tue) | March Equinox | Season |
| 7 Apr, 2023 (Fri) | Good Friday | Observance |
| 7 Apr, 2023 (Fri) | Motherhood and Beauty Day | Observance |
| 8 Apr, 2023 (Sat) | Holy Saturday | Observance |
| 9 Apr, 2023 (Sun) | Easter Sunday | Observance |
| 10 Apr, 2023 (Mon) | Easter Monday | Observance |
| 16 Apr, 2023 (Sun) | Armenian Cinema Day | Observance |
| 19 Apr, 2023 (Wed) | Taxpayers' Day | Observance |
| 24 Apr, 2023 (Mon) | Genocide Remembrance Day | National holiday |
| 29 Apr, 2023 (Sat) | Citizens' Day | Observance |
| 1 May, 2023 (Mon) | Labor Day | National holiday |
| 8 May, 2023 (Mon) | Yerkrapah Day | Observance |
| 9 May, 2023 (Tue) | Victory and Peace Day | National holiday |
| 15 May, 2023 (Mon) | Family Day | Observance |
| 16 May, 2023 (Tue) | Day of Students and Youth | Observance |
| 28 May, 2023 (Sun) | Republic Day | National holiday |
| 1 Jun, 2023 (Thu) | Children's Day | Observance |
| 14 Jun, 2023 (Wed) | Remembrance Day of the Oppressed | Observance |
| 18 Jun, 2023 (Sun) | Fathers' Day | Observance |
| 22 Jun, 2023 (Thu) | June Solstice | Season |
| 5 Jul, 2023 (Wed) | Constitution Day | National holiday |
| 5 Jul, 2023 (Wed) | Day of State Symbols | Observance |
| 1 Sep, 2023 (Fri) | Knowledge and Literature Day | Observance |
| 21 Sep, 2023 (Thu) | Independence Day | National holiday |
| 23 Sep, 2023 (Sat) | September Equinox | Season |
| 1 Oct, 2023 (Sun) | Day of National Minorities of the Republic of Armenia | Observance |
| 5 Oct, 2023 (Thu) | Teachers' Day | Observance |
| 14 Oct, 2023 (Sat) | Translators' Day | Observance |
| 31 Oct, 2023 (Tue) | Halloween | Observance |
| 10 Nov, 2023 (Fri) | Local Self-Government Day | Observance |
| 7 Dec, 2023 (Thu) | Spitak Remembrance Day | Observance |
| 9 Dec, 2023 (Sat) | Genocide Condemnation and Prevention Day | Observance |
| 22 Dec, 2023 (Fri) | December Solstice | Season |
| 31 Dec, 2023 (Sun) | New Year's Eve | National holiday |
