| 1/1/1957, Tue | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 1/2/1957, Wed | New Year's Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 2/8/1957, Fri | Slovene Culture Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 4/14/1957, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/21/1957, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/22/1957, Mon | Easter Monday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/27/1957, Sat | Resistance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/1/1957, Wed | Labour Day/May Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/2/1957, Thu | Labour Day Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/25/1957, Tue | Day of Slovenian Sovereignity |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 8/15/1957, Thu | Assumption |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 8/17/1957, Sat | Prekmurje Union Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 9/15/1957, Sun | Restoration Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 10/31/1957, Thu | Reformation Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 11/1/1957, Fri | Remembrance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 11/23/1957, Sat | Rudolf Maister Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 12/24/1957, Tue | Christmas Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/1957, Wed | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/26/1957, Thu | Independence Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 12/31/1957, Tue | New Year's Eve |
- Religion
- –
- Disrespectful to Hold an Event
- –
|