| 1 Jan, 2023 (Sun) | New Year's Day | Optional Holiday |
| 10 Jan, 2023 (Tue) | Bangabandhu Homecoming Day | Observance |
| 26 Jan, 2023 (Thu) | Saraswati Puja | Optional Holiday |
| 5 Feb, 2023 (Sun) | Maghi Purnima | Optional Holiday |
| 14 Feb, 2023 (Tue) | Valentine's Day | Observance |
| 18 Feb, 2023 (Sat) | Maha Shivaratri | Optional Holiday |
| 19 Feb, 2023 (Sun) | Shab-e-Meraj | Optional Holiday |
| 21 Feb, 2023 (Tue) | Language Martyrs' Day | Government Holiday |
| 22 Feb, 2023 (Wed) | Ash Wednesday | Optional Holiday |
| 2 Mar, 2023 (Thu) | National Flag Day | Observance |
| 7 Mar, 2023 (Tue) | Doljatra | Optional Holiday |
| 8 Mar, 2023 (Wed) | Holi | Hindu Holiday |
| 8 Mar, 2023 (Wed) | Shab e-Barat | Government Holiday |
| 17 Mar, 2023 (Fri) | Sheikh Mujibur Rahman’s birthday | Government Holiday |
| 19 Mar, 2023 (Sun) | Arrival Day of Sri Sri Harichand Tagore | Optional Holiday |
| 21 Mar, 2023 (Tue) | March Equinox | Season |
| 24 Mar, 2023 (Fri) | Ramadan Start | Observance |
| 26 Mar, 2023 (Sun) | Independence Day | Government Holiday |
| 6 Apr, 2023 (Thu) | Maundy Thursday | Optional Holiday |
| 7 Apr, 2023 (Fri) | Good Friday | Optional Holiday |
| 8 Apr, 2023 (Sat) | Holy Saturday | Optional Holiday |
| 9 Apr, 2023 (Sun) | Easter Day | Optional Holiday |
| 10 Apr, 2023 (Mon) | Easter Monday | Observance |
| 13 Apr, 2023 (Thu) | Chaitra Sankranti | Optional Holiday |
| 14 Apr, 2023 (Fri) | Bengali New Year | Government Holiday |
| 19 Apr, 2023 (Wed) | Shab-e-qadr | Government Holiday |
| 20 Apr, 2023 (Thu) | Eid ul-Fitr Holiday | National holiday |
| 21 Apr, 2023 (Fri) | Jumatul Bidah | Government Holiday |
| 21 Apr, 2023 (Fri) | Eid ul-Fitr Holiday | Government Holiday |
| 22 Apr, 2023 (Sat) | Eid ul-Fitr | Government Holiday |
| 23 Apr, 2023 (Sun) | Eid ul-Fitr Holiday | Government Holiday |
| 24 Apr, 2023 (Mon) | Eid ul-Fitr Holiday | Optional Holiday |
| 1 May, 2023 (Mon) | May Day | Government Holiday |
| 4 May, 2023 (Thu) | Buddha Purnima/Vesak | Government Holiday |
| 14 May, 2023 (Sun) | Mothers' Day | Observance |
| 18 Jun, 2023 (Sun) | Fathers' Day | Observance |
| 22 Jun, 2023 (Thu) | June Solstice | Season |
| 27 Jun, 2023 (Tue) | Eid al-Adha Holiday | Optional Holiday |
| 28 Jun, 2023 (Wed) | Eid al-Adha Holiday | Government Holiday |
| 29 Jun, 2023 (Thu) | Eid al-Adha | Government Holiday |
| 30 Jun, 2023 (Fri) | Eid al-Adha Holiday | Government Holiday |
| 1 Jul, 2023 (Sat) | July 1 Bank Holiday | Bank Holiday |
| 19 Jul, 2023 (Wed) | Muharram (Tentative Date) | Government Holiday |
| 29 Jul, 2023 (Sat) | Ashura | Government Holiday |
| 1 Aug, 2023 (Tue) | Ashari Purnima | Optional Holiday |
| 15 Aug, 2023 (Tue) | National Mourning Day | Government Holiday |
| 30 Aug, 2023 (Wed) | Raksha Bandhan | Hindu Holiday |
| 6 Sep, 2023 (Wed) | Janmashtami | Government Holiday |
| 13 Sep, 2023 (Wed) | Akhari Chahar Somba (Tentative Date) | Optional Holiday |
| 19 Sep, 2023 (Tue) | Ganesh Chaturthi | Hindu Holiday |
| 23 Sep, 2023 (Sat) | September Equinox | Season |
| 27 Sep, 2023 (Wed) | Eid e-Milad-un Nabi (Tentative Date) | Government Holiday |
| 28 Sep, 2023 (Thu) | Madhu Purnima | Optional Holiday |
| 14 Oct, 2023 (Sat) | Mahalaya | Optional Holiday |
| 15 Oct, 2023 (Sun) | First Day of Navaratri | Hindu Holiday |
| 22 Oct, 2023 (Sun) | Ashtami | Optional Holiday |
| 23 Oct, 2023 (Mon) | Mahanabami | Optional Holiday |
| 24 Oct, 2023 (Tue) | Durga Puja | Government Holiday |
| 27 Oct, 2023 (Fri) | Fateha-i-Yajdaham (Tentative Date) | Optional Holiday |
| 28 Oct, 2023 (Sat) | Lakshmi Puja | Optional Holiday |
| 28 Oct, 2023 (Sat) | Prabarana Purnima | Optional Holiday |
| 31 Oct, 2023 (Tue) | Halloween | Observance |
| 12 Nov, 2023 (Sun) | Sri Shayama Puja | Optional Holiday |
| 16 Dec, 2023 (Sat) | Victory Day | Government Holiday |
| 22 Dec, 2023 (Fri) | December Solstice | Season |
| 24 Dec, 2023 (Sun) | Christmas Eve | Optional Holiday |
| 25 Dec, 2023 (Mon) | Christmas Day | Government Holiday |
| 26 Dec, 2023 (Tue) | Boxing Day | Optional Holiday |
| 31 Dec, 2023 (Sun) | New Year's Eve | Bank Holiday |
