Public holidays in the Soviet Union
In the Soviet Union, public holidays were set at a state level by the Supreme Soviet of the Soviet Union. More than 30 holidays were recognized in the Soviet Union.
Official holidays
Unofficial holidays
Some holidays, particularly religious holidays, were celebrated but not officially recognized in the Soviet Union.| Date | English name | Local name | Notes |
| 7 January | Orthodox Christmas | ||
| 25 January | Tatiana Day | Татьянин день | |
| 25 December | Catholic Christmas | ||
| 21 March | Nowruz | Новруз | Primarily celebrated in Soviet Central Asia and Soviet Transcaucasia |
| Date varies | Eid al-Fitr | Eid-i-Ramazon | Commemorates end of Ramadan |
| Date varies | Eid al-Adha | Eid-i-Kurbon | Occurs 70 days after the end of Ramadan |