| 1/1/2012, Sun | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 1/2/2012, Mon | New Year's Day: Additional Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 3/17/2012, Sat | St. Patrick's Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
- Note
- Large street crowds, City Center streets closed for parade
|
| 3/19/2012, Mon | St. Patrick's Day: Additional Observance Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
- Note
- Large street crowds, City Center streets closed for parade
|
| 4/1/2012, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/6/2012, Fri | Good Friday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/7/2012, Sat | Holy Saturday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/8/2012, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/9/2012, Mon | Easter Monday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 5/7/2012, Mon | May Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 6/4/2012, Mon | June Bank Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 8/6/2012, Mon | August Bank Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 10/29/2012, Mon | Dublin Marathon |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Foot Race Same Day as October Bank Holiday. road restrictions in central Dublin during the day.
|
| 10/29/2012, Mon | October Bank Holiday |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 12/24/2012, Mon | Christmas Eve |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/2012, Tue | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/26/2012, Wed | St. Stephen's Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/27/2012, Thu | Day after St. Stephen's Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/31/2012, Mon | New Year's Eve |
- Religion
- –
- Disrespectful to Hold an Event
- –
|