| 1/1/2004, Thu | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 1/2/2004, Fri | New Year's Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 2/8/2004, Sun | Slovene Culture Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 4/4/2004, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/11/2004, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/12/2004, Mon | Easter Monday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/27/2004, Tue | Resistance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/1/2004, Sat | Labour Day/May Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/2/2004, Sun | Labour Day Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/25/2004, Fri | Day of Slovenian Sovereignity |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 8/15/2004, Sun | Assumption |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 8/17/2004, Tue | Prekmurje Union Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 9/15/2004, Wed | Restoration Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 10/31/2004, Sun | Reformation Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 11/1/2004, Mon | Remembrance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 11/23/2004, Tue | Rudolf Maister Day - Working Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- State holiday but a working day
|
| 12/24/2004, Fri | Christmas Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/2004, Sat | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/26/2004, Sun | Independence Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 12/31/2004, Fri | New Year's Eve |
- Religion
- –
- Disrespectful to Hold an Event
- –
|