54°33′25″N 6°18′40″W / 54.557°N 6.311°W
| County Down | |
|---|---|
| Former county constituency for the Irish House of Commons | |
| County | County Down |
| –1801 | |
| Seats | 2 |
| Replaced by | Down (UKHC) |
County Down was a constituency represented in the Irish House of Commons until 1800.