Public holidays
1509, Poland, National public holidays
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1509 | New Year's Day |
| 2 | Wednesday, 6 January 1509 | Epiphany |
| 3 | Sunday, 18 April 1509 | Easter Sunday |
| 4 | Monday, 19 April 1509 | Easter Monday |
| 5 | Saturday, 1 May 1509 | Labour Day |
| 6 | Monday, 3 May 1509 | Constitution Day/Labour Day |
| 7 | Sunday, 6 June 1509 | Pentecost Sunday |
| 8 | Thursday, 17 June 1509 | Corpus Christi |
| 9 | Sunday, 15 August 1509 | Assumption of Mary |
| 10 | Monday, 1 November 1509 | All Saints' Day |
| 11 | Thursday, 11 November 1509 | Independence Day |
| 12 | Saturday, 25 December 1509 | Christmas Day |
| 13 | Sunday, 26 December 1509 | Boxing Day |