| 1/1/1866, Mon | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 2/12/1866, Mon | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 2/13/1866, Tue | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 3/25/1866, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 3/30/1866, Fri | Good Friday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/1/1866, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 5/1/1866, Tue | Labor Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/25/1866, Fri | Battle of Pichincha Anniversary: Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/29/1866, Fri | Bank Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 8/10/1866, Fri | National Independence Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 11/2/1866, Fri | All Souls' Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/6/1866, Thu | Independence of Quito Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 12/24/1866, Mon | Christmas Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/1866, Tue | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/31/1866, Mon | New Year's Eve |
- Religion
- –
- Disrespectful to Hold an Event
- –
|