Public holidays
1621, Greece
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1621 | New Year's Day |
| 2 | Wednesday, 6 January 1621 | Epiphany |
| 3 | Thursday, 25 February 1621 | Clean Monday |
| 4 | Thursday, 25 March 1621 | Independence Day |
| 5 | Monday, 12 April 1621 | Good Friday |
| 6 | Wednesday, 14 April 1621 | Orthodox Easter |
| 7 | Thursday, 15 April 1621 | Easter Monday |
| 8 | Saturday, 1 May 1621 | Labour Day |
| 9 | Wednesday, 2 June 1621 | Pentecost |
| 10 | Thursday, 3 June 1621 | Pentecost Monday |
| 11 | Sunday, 15 August 1621 | Assumption |
| 12 | Thursday, 28 October 1621 | Ochi Day |
| 13 | Saturday, 25 December 1621 | Christmas |
| 14 | Sunday, 26 December 1621 | Glorifying Mother of God |