County Cork was a parliamentary constituency in Ireland, represented in the Parliament of the United Kingdom from 1801 to 1885.
It returned two Members of Parliament (MPs) to the House of Commons of the United Kingdom of Great Britain and Ireland.
The boroughs of Baltimore, Castlemartyr, Charleville, Clonakilty, Doneraile, Midleton and Rathcormack were disfranchised by the Acts of Union 1800.
Power was appointed Lieutenant-Governor of Saint Lucia, resigning and causing a by-election.
Roche was elevated to the peerage, becoming 1st Baron Fermoy and causing a by-election.