Public holidays
1100, Poland, National public holidays
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, 1 January 1100 | New Year's Day |
| 2 | Saturday, 6 January 1100 | Epiphany |
| 3 | Sunday, 8 April 1100 | Easter Sunday |
| 4 | Monday, 9 April 1100 | Easter Monday |
| 5 | Tuesday, 1 May 1100 | Labour Day |
| 6 | Thursday, 3 May 1100 | Constitution Day |
| 7 | Sunday, 27 May 1100 | Pentecost Sunday |
| 8 | Thursday, 7 June 1100 | Corpus Christi |
| 9 | Wednesday, 15 August 1100 | Assumption of Mary |
| 10 | Thursday, 1 November 1100 | All Saints' Day |
| 11 | Sunday, 11 November 1100 | Independence Day |
| 12 | Tuesday, 25 December 1100 | Christmas Day |
| 13 | Wednesday, 26 December 1100 | Boxing Day |