Newcastle (Parliament of Ireland constituency)

Newcastle was a constituency represented in the Irish House of Commons to 1801.

Newcastle, County Dublin was enfranchised by James I. By the late eighteenth century it had 13 electors, all non-resident. The patronage of the borough was sold by Lord Lanesborough to David La Touche in the 1770s.

Members of Parliament

 * 1613–1615 Sir William Parsons, 1st Baronet of Bellamont and William Rolles
 * 1634–1635 Sir John Dongan and Patrick Sherlock
 * 1639–1642 Sir John Dongan and Sir Henry Talbot (both expelled for non-attendance)
 * 1642–1646 Edmond Keating (election declared void – replaced 1643 by Arthur Whyte)
 * 1646–1649 Henry Kenny and Cosny Molloy
 * 1661–1666 Peter Wybrant and Francis Paisley