Cork South-East was a parliamentary constituency represented in Dáil Éireann, the lower house of the Irish parliament or Oireachtas from 1937 to 1948. The constituency elected 3 deputies (Teachtaí Dála, commonly known as TDs) to the Dáil, on the system of proportional representation by means of the single transferable vote (PR-STV).

The constituency was created under the Electoral (Revision of Constituencies) Act 1935,^[1] for the 1937 general election to the Dáil Éireann. It succeeded the old Cork East constituency. It was abolished under the Electoral (Amendment) Act 1947, when it was replaced by the new constituency of Cork South.^[2]

It consisted of the district electoral divisions of:

"Ballincollig, Ballintemple, Ballycotton, Ballyfeard, Ballyfoyle, Ballygarvan, Ballymartle, Ballynaglogh, Ballyspillane, Bishopstown, Blackpool, Blarney, Caherlag, Carrigaline (Cork), Carrigaline (Kinsale), Carrignavar, Carrigrohane Beg, Carrigtwohill, Castlemartyr, Clonmult, Cloyne, Cobh Rural, Corkbeg, Cullen, Dangan, Douglas, Dripsey, Dunderrow, Dungourney, Farrenbrien, Firmount, Garryvoe, Glenville, Greenfort, Ightermurragh, Inch, Inishkenny, Killeagh (Cork), Kilmonoge, Kilpatrick, Kinure, Knockantota, Knockraha, Lehenagh, Liscleary, Lisgoold, Matehy, Middleton Rural, Mogeely, Monkstown Rural, Nohaval, Ovens, Rathcooney, Riverstown, Rostellan, St. Mary's, Templebodan, Templebreedy, Templemichael, Templenacarriga and Whitechurch and the Urban Districts of Cobh, Midleton and Passage West in the administrative county of Cork".^[1]

Note: The columns in this table are used only for presentational purposes, and no significance should be attached to the order of columns. For details of the order in which seats were won at each election, see the detailed results of that election.

• Dáil constituencies
• Politics of the Republic of Ireland
• Historic Dáil constituencies
• Elections in the Republic of Ireland