| St Johnstown | |
| Type: | borough |
| Borough: | St Johnston |
| County: | County Donegal |
| Region: | Ireland |
| Parliament: | ihc |
| Abolished: | 1801 |
| Next: | 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 | < | -- party --> | John Hamilton | |||
| 1715 | William Forward | < | -- party --> | ||||
| 1725 | Hon. Henry Hamilton | ||||||
| 1727 | Hon. George Hamilton | ||||||
| May 1761 | Ralph Howard | ||||||
| 1761 | William Talbot | < | -- party --> | ||||
| 1768 | Ralph Howard[1] | ||||||
| 1769 | Hugh Howard | < | -- party --> | ||||
| 1776 | Robert Howard | ||||||
| 1783 | Hon. Robert Howard | Hon. William Forward-Howard | < | -- party --> | |||
| 1790 | Hon. Hugh Howard | ||||||
| 1801 | Constituency disenfranchised | ||||||