South Down (UK Parliament constituency)

South Down
County constituency
for the House of Commons
Boundary of South Down in Northern Ireland
Districts of Northern Ireland
Major settlementsDownpatrick
Current constituency
Created1950
Member of ParliamentChris Hazzard (Sinn Féin)
Created fromDown
18851922
Created fromDown
Replaced byDown

South Down is a parliamentary constituency in the United Kingdom House of Commons. The seat covers the Mourne Mountains, and Downpatrick to the north. It has a short border with the Republic of Ireland to the south. The MP since 2017 is Chris Hazzard of Sinn Féin.