Public holidays
1640, Canada, Quebec
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1640 | New Year's Day |
| Monday, 2 January 1640 | New Year's Day (observance) | |
| 2 | Friday, 6 April 1640 | Good Friday |
| 3 | Monday, 9 April 1640 | Easter Monday |
| 4 | Monday, 21 May 1640 | National Patriots' Day |
| 5 | Sunday, 24 June 1640 | National Holiday of Quebec |
| 6 | Sunday, 1 July 1640 | Canada Day |
| Monday, 2 July 1640 | Canada Day (observance) | |
| 7 | Monday, 3 September 1640 | Labour Day |
| 8 | Monday, 8 October 1640 | Thanksgiving |
| 9 | Tuesday, 25 December 1640 | Christmas |