Dún Laoghaire–Rathdown (Irish: Dún Laoghaire–Ráth an Dúin) is a county in Ireland. It is part of the County Dublin in the province of Leinster.
| Connacht | |
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| Munster | County Clare · County Cork (Cork City) · County Kerry · County Limerick (Limerick City) · County Tipperary (North Tipperary • South Tipperary) · County Waterford (Waterford City) |
| Leinster | |
| Ulster | |
Italics show counties without a county council counties · (Parentheses) denote eponymous cities or non-traditional counties | |
Authority control databases | |
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| National | |
| Other | |