Public holidays
1400, Greece
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1400 | New Year's Day |
| 2 | Monday, 6 January 1400 | Epiphany |
| 3 | Friday, 14 March 1400 | Clean Monday |
| 4 | Tuesday, 25 March 1400 | Independence Day |
| 5 | Tuesday, 29 April 1400 | Good Friday |
| 6 | Thursday, 1 May 1400 | Orthodox Easter |
| 7 | Friday, 2 May 1400 | Easter Monday |
| 8 | Thursday, 19 June 1400 | Pentecost |
| 9 | Friday, 20 June 1400 | Pentecost Monday |
| 10 | Friday, 15 August 1400 | Assumption |
| 11 | Tuesday, 28 October 1400 | Ochi Day |
| 12 | Thursday, 25 December 1400 | Christmas |
| 13 | Friday, 26 December 1400 | Glorifying Mother of God |