| January |
| January 23, Saturday, 2021 | Netaji Subhas Chandra Bose Jayanti |
| January 26, Tuesday, 2021 | Republic Day |
| February |
| February 16, Tuesday, 2021 | Vasant Panchami |
| March |
| March 11, Thursday, 2021 | Maha Shivaratri |
| March 29, Monday, 2021 | Holi |
| April |
| April 1, Thursday, 2021 | Odisha Day |
| April 2, Friday, 2021 | Good Friday |
| April 14, Wednesday, 2021 | Dr Ambedkar Jayanti |
| April 14, Wednesday, 2021 | Maha Vishuba Sankranti |
| April 21, Wednesday, 2021 | Ram Navami |
| April 24, Saturday, 2021 | Panchayatiraj Divas |
| May |
| May 12, Wednesday, 2021 | Idul Fitr |
| June |
| June 15, Tuesday, 2021 | Pahili Raja |
| June 15, Tuesday, 2021 | Raja Sankranti |
| July |
| July 12, Monday, 2021 | Ratha Yathra |
| July 20, Tuesday, 2021 | Bakrid / Eid al Adha |
| August |
| August 3, Tuesday, 2021 | Jhulan Purnima |
| August 10, Tuesday, 2021 | Muharram |
| August 15, Sunday, 2021 | Independence Day |
| August 23, Monday, 2021 | Nuakhai |
| August 30, Monday, 2021 | Janmashtami |
| September |
| September 10, Friday, 2021 | Ganesh Chaturthi |
| October |
| October 2, Saturday, 2021 | Gandhi Jayanti |
| October 6, Wednesday, 2021 | Mahalaya Amavasye |
| October 13, Wednesday, 2021 | Maha Saptami |
| October 13, Wednesday, 2021 | Maha Ashtami |
| October 14, Thursday, 2021 | Maha Navami |
| October 15, Friday, 2021 | Vijaya Dashami |
| October 18, Monday, 2021 | Eid e Milad |
| November |
| November 4, Thursday, 2021 | Lakshmi Puja |
| November 4, Thursday, 2021 | Diwali |
| November 19, Friday, 2021 | Karthika Purnima |
| December |
| December 25, Saturday, 2021 | Christmas Day |