Dublin is the capital of the Republic of Ireland, which sits on the southern three-quarters of the island of Ireland. The term "Southern Ireland" is often incorrectly used to refer to the Republic of Ireland. "Southern Ireland" is not an official term, and it is often used to distinguish the Republic of Ireland from Northern Ireland. As it happens, the most northerly point on the island of Ireland is actually in what people refer to as "Southern Ireland" See the map below, which shows Northern Ireland as the grey area. You can see that the most northerly point is in county Donegal, which is in the Republic of Ireland, which people incorrectly refer to as "Southern Ireland":
Dublin
Chat with our AI personalities
The term southern Ireland is an incorrect term used to refer to the Republic of Ireland in order to distinguish it from Northern Ireland. The capital of the Republic of Ireland is Dublin.