Public holidays
1957, Greece
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1957 | New Year's Day |
| 2 | Sunday, 6 January 1957 | Epiphany |
| 3 | Monday, 4 March 1957 | Clean Monday |
| 4 | Monday, 25 March 1957 | Independence Day |
| 5 | Friday, 19 April 1957 | Good Friday |
| 6 | Sunday, 21 April 1957 | Orthodox Easter |
| 7 | Monday, 22 April 1957 | Easter Monday |
| 8 | Wednesday, 1 May 1957 | Labour Day |
| 9 | Sunday, 9 June 1957 | Pentecost |
| 10 | Monday, 10 June 1957 | Pentecost Monday |
| 11 | Thursday, 15 August 1957 | Assumption |
| 12 | Monday, 28 October 1957 | Ochi Day |
| 13 | Wednesday, 25 December 1957 | Christmas |
| 14 | Thursday, 26 December 1957 | Glorifying Mother of God |