| St Johnstown | |
|---|---|
| Former borough constituency for the Irish House of Commons | |
| County | County Donegal |
| Borough | St Johnston |
| ?–1801 | |
| Replaced by | Disfranchised |
St Johnstown was a borough constituency for St Johnston in County Donegal represented in the Irish House of Commons until 1800.
| Election | First member | First party | Second member | Second party | ||
|---|---|---|---|---|---|---|
| 1661 | James Galbraith | William Hamilton | ||||
| 1692 | John Forward | Charles Melville | ||||
| 1695 | Humphrey May | Henry Langford | ||||
| 1703 | Kilner Brasier | Charles Melville | ||||
| 1713 | James Topham | John Hamilton | ||||
| 1715 | William Forward | |||||
| 1725 | Hon. Henry Hamilton | |||||
| 1727 | Hon. George Hamilton | |||||
| May 1761 | Ralph Howard | |||||
| 1761 | William Talbot | |||||
| 1768 | Ralph Howard[1] | |||||
| 1769 | Hugh Howard | |||||
| 1776 | Robert Howard | |||||
| 1783 | Hon. Robert Howard | Hon. William Forward-Howard | ||||
| 1790 | Hon. Hugh Howard | |||||
| 1801 | Constituency disenfranchised | |||||