Downpatrick was a United Kingdom Parliament constituency in Ireland, returning one MP. It was an original constituency represented in Parliament when the Union of Great Britain and Ireland took effect on 1 January 1801.

Boundaries

This constituency was the parliamentary borough of Downpatrick in County Down.

Members of Parliament

Supplemental notes

Elections

Elections in the 1830s

Elections in the 1840s

Elections in the 1850s

Ker resigned by accepting the office of Steward of the Chiltern Hundreds, causing a by-election. Hardinge succeeded to the peerage, becoming 2nd Viscount Hardinge and causing a by-election.

Elections in the 1860s

Ker resigned, causing a by-election.

Elections in the 1870s

Elections in the 1880s