List of Irish MPs 1783–90
This is a list of members of the Irish House of Commons between 1783 and 1790. There were 300 MPs at a time in this period.
| Name | Constituency | Notes | Affiliation |
| Old Leighlin | - | ||
| Callan | - | ||
| Fermanagh | - | ||
| Kilkenny County | - | ||
| Wicklow County | - | ||
| Newtownards | Elected 1788 | - | |
| St Canice | - | ||
| Baltimore | - | ||
| Maryborough | Elected 1785 | - | |
| Bandonbridge | - | ||
| Waterford County | - | ||
| Dungarvan | - | ||
| Cork County | - | ||
| Killyleagh | - | ||
| Killyleagh | Died 30 June 1786 | - | |
| Athenry | - | ||
| Athenry | - | ||
| Carlingford | - | ||
| Athboy | - | ||
| Fermanagh | - | ||
| Rathcormack | Chief Secretary for Ireland, 1784–87 | - | |
| Dublin City | Independent Patriot | ||
| Maryborough | Died 7 March 1785 | - | |
| Donegal County | - | ||
| Mayo | - | ||
| Armagh County | - | ||
| Jamestown | - | ||
| Portarlington | Elected 1784;Chief Secretary for Ireland, 1789–93 | - | |
| Athy | - | ||
| Carlow County | - | ||
| Tralee | - | ||
| Londonderry City | - | ||
| Naas | - | ||
| Athlone | - | ||
| Lismore | - | ||
| Carrick | Chief Secretary for Ireland, 1783–84 | - | |
| Castlemartyr | - | ||
| Galway County | - | ||
| Kilmallock | - | ||
| Carlingford | - | ||
| St Johnstown | Succeeded as 3rd Baronet 1787 | - | |
| Londonderry County | - | ||
| Killybegs | - | ||
| Lifford | - | ||
| Maryborough | - | ||
| Newry | - | ||
| Roscommon County | - | ||
| Kilbeggan | - | ||
| Galway County | - | ||
| Galway Borough | - | ||
| Kerry | Created a baronet 1782 | - | |
| Doneraile | Succeeded as 2nd Viscount Doneraile 1787 | - | |
| Taghmon | - | ||
| Mullingar | - | ||
| Killyleagh | Elected 1788 | - | |
| Tipperary | - | ||
| Armagh Borough | - | ||
| Cavan County | - | ||
| Kildare County | - | ||
| Athy | Patriot | ||
| Tulsk | - | ||
| Ardfert | - | ||
| Kilbeggan | Patriot | ||
| Louth | - | ||
| Ennis | - | ||
| Dunleer | - | ||
| Bandonbridge | - | ||
| Roscommon County | - | ||
| Dublin County | - | ||
| Tralee | - | ||
| Limerick City | Elected 1785 | - | |
| Charlemont | Patriot | ||
| Askeaton | - | ||
| Enniscorthy | - | ||
| Clogher | - | ||
| Kildare County | - | ||
| Strabane | - | ||
| Mullingar | - | ||
| Roscommon Borough | Created Baron de Montalt, 1785 | - | |
| Augher | - | ||
| Kells | - | ||
| Cork City | - | ||
| Taghmon | - | ||
| Down | - | ||
| Askeaton | Created a baronet 1784 | - | |
| Banagher | - | ||
| Athboy | - | ||
| Clogher | - | ||
| Granard | - | ||
| Dundalk | - | ||
| Baltinglass | - | ||
| Blessington | - | ||
| Monaghan Borough | - | ||
| Carlow Borough | created 1st Baron Kilmaine 1789 | - | |
| Antrim County | - | ||
| Knocktopher | - | ||
| Wexford Borough | Created Baron Loftus 1785 | - | |
| Baltimore | - | ||
| Newtownards | Died August 1784 | - | |
| Meath | - | ||
| Old Leighlin | Succeeded as Earl of Carhampton 1787 | - | |
| Waterford County | - | ||
| St Canice | - | ||
| Armagh Borough | - | ||
| Donegal County | Patriot | ||
| Cavan County | - | ||
| Monaghan County | - | ||
| Ballynakill | - | ||
| Trim | - | ||
| Clonmel | - | ||
| Roscommon Borough | - | ||
| Dublin County | Patriot | ||
| Philipstown | - | ||
| Tuam | - | ||
| Wexford County | - | ||
| Sligo County | - | ||
| Antrim County | - | ||
| Kilkenny City | - | ||
| Kilkenny City | - | ||
| Carysfort | Died December 1787 | - | |
| Carysfort | - | ||
| Carysfort | Died November 1783 | - | |
| Longford Borough | - | ||
| Queen's County | - | ||
| King's County | - | ||
| Limerick City | Speaker 1771-85 | - | |
| Inistioge | - | ||
| Newtownards | Died August 1787 | - | |
| Kilkenny County | Whig | ||
| Dungannon | - | ||
| Dungannon | Patriot | ||
| Armagh Borough | - | ||
| Armagh County | - | ||
| Augher | - | ||
| Portarlington | Elected 1784 | - | |
| Longford County | - | ||
| Monaghan Borough | - | ||
| Ardee | - | ||
| Ardee | - | ||
| Athlone | - | ||
| Athlone | - | ||
| Carysfort | Elected 1788;Chief Secretary for Ireland, 1787–89 | - | |
| Portarlington | Created Baron Earlsfort 1784 | - | |
| Antrim Borough | - | ||
| Antrim Borough | - | ||
| Randalstown | - | ||
| Limerick City | Died 1785 | - | |
| Newtown Limavady | - | ||
| Banagher | - | ||
| Navan | - | ||
| Kells | - | ||
| Clonmines | - | ||
| New Ross | - | ||
| Dingle | - | ||
| Dingle | - | ||
| Ardfert | - | ||
| Mayo | - | ||
| Down | - | ||
| Cork City | - | ||
| Fore | - | ||
| Newcastle | - | ||
| Coleraine | - | ||
| Sligo Borough | - | ||
| Carrickfergus | - |