The Embassy of Ireland in Bulgaria will be closed on the following dates in 2023:
| 2 Jan, Monday | in lieu of New Year's Day |
| 3 March, Friday | Bulgarian Liberation Day |
| 17 March, Friday | St. Patrick's Day |
| 14 April, Friday | Orthodox Good Friday |
| 17 April, Monday | Orthodox Easter Monday |
| 1 May, Monday | Bulgarian Labour Day |
| 8 May, Friday | in lieu of St. George's Day, 6 May |
| 24 May, Wednesday | Day of the Slavonic Alphabet |
| 6 Sept, Wednesday | Bulgarian Unification Day |
| 22 Sept, Friday | Bulgarian Independence Day |
| 25 Dec, Monday | Christmas Day |
| 26 Dec, Tuesday | St. Stephen's Day |
| 27 Dec, Wednesday | in lieu of Christmas Eve, 24 Dec |