Public holidays
1663, Greece
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, 1 January 1663 | New Year's Day |
| 2 | Saturday, 6 January 1663 | Epiphany |
| 3 | Thursday, 15 March 1663 | Clean Monday |
| 4 | Sunday, 25 March 1663 | Independence Day |
| 5 | Monday, 30 April 1663 | Good Friday |
| 6 | Tuesday, 1 May 1663 | Labour Day |
| 7 | Wednesday, 2 May 1663 | Orthodox Easter |
| 8 | Thursday, 3 May 1663 | Easter Monday |
| 9 | Wednesday, 20 June 1663 | Pentecost |
| 10 | Thursday, 21 June 1663 | Pentecost Monday |
| 11 | Wednesday, 15 August 1663 | Assumption |
| 12 | Sunday, 28 October 1663 | Ochi Day |
| 13 | Tuesday, 25 December 1663 | Christmas |
| 14 | Wednesday, 26 December 1663 | Glorifying Mother of God |