# Dungannon (UK Parliament constituency)

Dungannon 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 and was abolished by the Redistribution of Seats Act 1885. This act split County Tyrone into four single-member constituencies: East Tyrone, Mid Tyrone, North Tyrone and South Tyrone. It took effect at the 1885 United Kingdom general election.

## Boundaries

This constituency was the parliamentary borough of Dungannon in County Tyrone.

## Members of Parliament

| Election | Election | Member | Party |
| | 1801 | Hon. John Knox | |
| | 1801 by-election | Sir Charles Hamilton, Bt | Conservative |
| | 1802 | Hon. George Knox | Conservative |
| | 1803 by-election | Sir Charles Hamilton, Bt | Conservative |
| | 1806 | Hon. George Knox | Conservative |
| | 1807 by-election | James Hamilton, Viscount Hamilton | Conservative |
| | 1807 | Lord Claude Hamilton | |
| | 1809 by-election | Claude Scott | |
| | 1812 | George Peter Holford | |
| | 1818 | Hon. Thomas Knox | Tory |
| | 28 December 1830 | John James Knox | Tory |
| | December 1834 | John James Knox | Conservative |
| | 1837 | Viscount Northland (2nd) | Conservative |
| | 1838 by-election | Viscount Northland (3rd) | Conservative |
| | 1851 by-election | William Stuart Knox | Conservative |
| | 1874 | Thomas Alexander Dickson | Liberal |
| | 1880 by-election | James Dickson | Liberal |
| 1885 | 1885 | constituency abolished | constituency abolished |

## Elections
### Elections in the 1830s

General election 1830: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Tory | Thomas Knox (I) | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 13 | |
| | Tory hold | Tory hold | Tory hold | Tory hold |
Knox resigned, causing a by-election.
By-election, 28 December 1830: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Tory | James Knox | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 13 | |
| | Tory hold | Tory hold | Tory hold | Tory hold |
General election 1831: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Tory | James Knox | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 13 | |
| | Tory hold | Tory hold | Tory hold | Tory hold |
General election 1832: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Tory | James Knox | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 154 | |
| | Tory hold | Tory hold | Tory hold | Tory hold |
General election 1835: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Conservative | James Knox | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 197 | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
General election 1837: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Conservative | Thomas Knox (I) | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 226 | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
Knox resigned, causing a by-election.
By-election, 9 June 1838: Dungannon :
| Party | Party | Candidate | Votes | % |
| | Conservative | Thomas Knox (II) | Unopposed | Unopposed |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold |

### Elections in the 1840s

General election 1841: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Thomas Knox (II) | 72 | 58.1 | N/A |
| | Whig | John Falls | 52 | 41.9 | New |
| Majority | Majority | Majority | 20 | 16.2 | N/A |
| Turnout | Turnout | Turnout | 124 | 63.3 | N/A |
| Registered electors | Registered electors | Registered electors | 196 | | |
| | Conservative hold | Conservative hold | Swing | N/A | |
General election 1847: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Thomas Knox (II) | Unopposed | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 438 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |

### Elections in the 1850s

Knox resigned due to ill health by accepting the office of Steward of the Chiltern Hundreds, causing a by-election.
By-election, 3 August 1850: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Thomas Knox | Unopposed | Unopposed | Unopposed |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
Knox resigned again by accepting the office of Steward of the Chiltern Hundreds, causing a by-election.
By-election, 14 February 1851: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
Knox was appointed a Groom in Waiting to Queen Victoria, causing a by-election.
By-election, 24 March 1852: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
General election 1852: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | 100 | 82.0 | N/A |
| | Whig | William Holmes | 22 | 18.0 | New |
| Majority | Majority | Majority | 78 | 64.0 | N/A |
| Turnout | Turnout | Turnout | 122 | 77.2 | N/A |
| Registered electors | Registered electors | Registered electors | 158 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
General election 1857: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 188 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
General election 1859: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 202 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |

### Elections in the 1860s

General election 1865: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 174 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |
General election 1868: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | William Knox | Unopposed | Unopposed | Unopposed |
| Registered electors | Registered electors | Registered electors | 245 | | |
| | Conservative hold | Conservative hold | Conservative hold | Conservative hold | Conservative hold |

### Elections in the 1870s

General election 1874: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Thomas Alexander Dickson | 121 | 52.6 | New |
| | Conservative | William Knox | 109 | 47.4 | N/A |
| Majority | Majority | Majority | 12 | 5.2 | N/A |
| Turnout | Turnout | Turnout | 230 | 91.3 | N/A |
| Registered electors | Registered electors | Registered electors | 252 | | |
| | Liberal gain from Conservative | Liberal gain from Conservative | Swing | N/A | |

### Elections in the 1880s

General election 1880: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Thomas Alexander Dickson | 132 | 50.8 | −1.8 |
| | Conservative | William Knox | 128 | 49.2 | +1.8 |
| Majority | Majority | Majority | 4 | 1.4 | −3.8 |
| Turnout | Turnout | Turnout | 260 | 92.2 | +0.9 |
| Registered electors | Registered electors | Registered electors | 282 | | |
| | Liberal hold | Liberal hold | Swing | | |
On petition, Dickson was unseated and a by-election was called.
By-election, 25 June 1880: Dungannon :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | James Dickson | 132 | 50.8 | 0.0 |
| | Conservative | William Knox | 128 | 49.2 | 0.0 |
| Majority | Majority | Majority | 4 | 1.4 | 0.0 |
| Turnout | Turnout | Turnout | 260 | 92.2 | 0.0 |
| Registered electors | Registered electors | Registered electors | 282 | | |
| | Liberal hold | Liberal hold | Swing | 0.0 | |