Public holidays
1521, Belarus
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1521 | New Year Holiday |
| 2 | Sunday, 2 January 1521 | New Year Holiday |
| 3 | Friday, 7 January 1521 | Orthodox Christmas |
| 4 | Tuesday, 8 March 1521 | Women's Day |
| 5 | Friday, 22 April 1521 | Radonitsa |
| 6 | Sunday, 1 May 1521 | Labour Day |
| 7 | Monday, 9 May 1521 | Victory Day |
| 8 | Sunday, 3 July 1521 | Independence Day |
| 9 | Monday, 7 November 1521 | October Revolution Day |
| 10 | Sunday, 25 December 1521 | Christmas Day |