| 1/1/1666, Fri | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 1/6/1666, Wed | Epiphany |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/18/1666, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/25/1666, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/25/1666, Sun | Liberation Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 4/26/1666, Mon | Easter Monday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 5/1/1666, Sat | Labor Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/2/1666, Wed | Proclamation of the Republic of Italy |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/24/1666, Thu | Pentecost Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 8/14/1666, Sat | Assumption Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
- Note
- Half day holiday•jp morgan ref.
|
| 8/15/1666, Sun | Assumption |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 11/1/1666, Mon | All Saints' Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/8/1666, Wed | Immaculate Conception |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/24/1666, Fri | Christmas Eve |
- Businesses Closed
- PM
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/1666, Sat | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/26/1666, Sun | St. Stephen's Day/Boxing Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/31/1666, Fri | New Year's Eve |
- Businesses Closed
- PM
- Religion
- –
- Disrespectful to Hold an Event
- –
|