Enniskillen was a United Kingdom Parliament constituency in Ireland (now in Northern Ireland, which remains part of the United Kingdom), 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.
This constituency was the parliamentary borough of Enniskillen in County Fermanagh.
Cole resigned by accepting the office of Steward of the Chiltern Hundreds, causing a by-election.
Cole resigned by accepting the office of Steward of the Chiltern Hundreds, causing a by-election.
Whiteside was appointed Solicitor-General for Ireland, requiring a by-election.
Whiteside was appointed Attorney-General for Ireland, requiring a by-election.
In order to contest the 1859 by-election in the Dublin University, Whiteside resigned by accepting the office of Steward of the Manor of Hempholme, causing a by-election.
Crichton was appointed a lord of the Treasury, causing a by-election.