| Name | Constituency | Religion | Notes |
| Alexander , Sir JeromeSir Jerome Alexander | Lifford | Protestant | |
| Barnewall , NicholasNicholas Barnewall | Dublin County | Catholic | Later 1st Viscount Barnewall |
| Barnewall, PatrickPatrick Barnewall | Trim | | |
| Banastre , PeregrinePeregrine Banastre | Clonakilty | | |
| Bellew, JohnJohn Bellew | | | |
| Bellew , Patrick Patrick Bellew | Louth | | |
| Bellings , Richard Richard Bellings | | Catholic | |
| Bingham , Sir Henry Sir Henry Bingham | Castlebar | (Born in England, 1573) | |
| Blake , Sir Richard Sir Richard Blake | Galway Borough | Catholic | |
| Blennerhassett , Robert Robert Blennerhassett | Tralee | | |
| Borlase , Sir JohnSir John Borlase | Enniskillen | | |
| Boyle , JoshuaJoshua Boyle | Mallow | | |
| Browne, GeoffreyGeoffrey Browne | Athenry | Catholic | |
| Brownlow, Sir WilliamSir William Brownlow | Armagh | Protestant | |
| Burke , ThomasThomas Burke | Mayo | Catholic | |
| Byron, RobertRobert Byron | Augher | | |
| Bysse, JohnJohn Bysse | Charlemont | Protestant | |
| Bysse , RobertRobert Bysse | Drogheda | Protestant | |
| Cadogan , WilliamWilliam Cadogan | Monaghan County | Protestant | |
| Cairnes, JohnJohn Cairnes | Augher | | |
| Cashell , OliverOliver Cashell | Louth | | |
| Caulfeild , TobiasTobias Caulfeild | Tyrone | Protestant | later 3rd Baron Caulfeild |
| Champion , ArthurArthur Champion | Enniskillen | | |
| Chichester , JohnJohn Chichester | Dungannon | | |
| Cole, WilliamWilliam Cole | Fermanagh | Protestant | |
| Coote, CharlesCharles Coote | Leitrim | Protestant | later 1st Earl of Mountrath |
| Crosby , PiersPiers Crosby | Queen's County | Catholic | |
| D'Arcy , PatrickPatrick D'Arcy | Navan | Catholic | |
| Digby , SimonSimon Digby | | Protestant | |
| Dillon , JamesJames Dillon | Westmeath | Catholic | |
| Eustace, Sir MauriceSir Maurice Eustace | Athy |
Protestant | Speaker |
| Fitz-Richard , Patrick RochePatrick Roche Fitz-Richard | Kinsale | | |
| Fitzgerald , RichardRichard Fitzgerald | Strabane | Protestant | |
| Fitzharris, Sir EdwardSir Edward Fitzharris | Limerick County | | |
| Gilbert , WilliamWilliam Gilbert | Trinity College | | |
| Hume, Sir JohnSir John Hume | Fermanagh | | |
| Jones, BryanBryan Jones | Baltimore | | |
| Jones, OliverOliver Jones | Athlone | Catholic sympathies | |
| Kennedy , Sir RichardSir Richard Kennedy | Kildare Borough | | |
| Kingsmill, WilliamWilliam Kingsmill | Mallow | | |
| Knyveton , HenryHenry Knyveton | Baltimore | | |
| Lambart , RichardRichard Lambart | Kilbeggan | | Later 2nd Earl of Cavan |
| Lynch , Sir RoebuckSir Roebuck Lynch | | | |
| MacCarthy , DonaghDonagh MacCarthy | Cork County | Catholic | later 2nd Viscount Muskerry and 1st Earl of Clancarty |
| Mainwaring, PhilipPhilip Mainwaring | Carysfort | (Born in England, 1589) | |
| Martin, JohnJohn Martin | Charlemont | Protestant | |
| Montgomery, JamesJames Montgomery | Down | Protestant | |
| Moore , HenryHenry Moore | Ardee | | later 1st Earl of Drogheda |
| Mouncke , CharlesCharles Mouncke | Strabane | | |
| O'Brien, DermotDermot O'Brien | Clare | | |
| O'Brien, DonoghDonogh O'Brien | Clare | | |
| O'Neill , GordonGordon O'Neill | Tyrone | | |
| O'Neill , Sir PhelimSir Phelim O'Neill | Dungannon | Catholic | |
| Parsons , Sir WilliamSir William Parsons | Wicklow County | (Born in England, 1570) | |
| Plunkett , NicholasNicholas Plunkett | Meath | Catholic | |
| Radcliffe , GeorgeGeorge Radcliffe | Sligo Borough | Protestant | |
| Rowley , EdwardEdward Rowley | Londonderry City | Protestant | |
| St Leger , Sir WilliamSir William St Leger | Cork County | Protestant | |
| Sambach, Sir WilliamSir William Sambach | Carrickfergus | (Born in England) | |
| Talbot , Sir RobertSir Robert Talbot | Wicklow County | | |
| Travers , Sir RobertSir Robert Travers | Clonakilty | | |
| Waller , Sir HardressSir Hardress Waller | Askeaton | Protestant | |
| Walsh , JohnJohn Walsh | | Catholic | |
| Wandesford , ChristopherChristopher Wandesford | Kildare Borough | (Born in England, 1592) | |
| Ware , Sir JamesSir James Ware | Trinity College | Protestant | |