Maryborough was a

constituency An electoral district, also known as an election district, legislative district, voting district, constituency, riding, ward, division, or (election) precinct is a subdivision of a larger State (polity), state (a country, administrative region, ...

represented in the Irish House of Commons until 1800. The town is known as

Portlaoise Portlaoise ( ), or Port Laoise (), is the county town of County Laois, Ireland. It is located in the Midland Region, Ireland, South Midlands in the province of Leinster. The 2016 census shows that the town's population increased by 9.5% to 22,050 ...

since 1929.

Members of Parliament

* 1585 Robert Gale, Thomas Lambyne and George Harvey * 1613–1615 Sir Adam Loftus and Alexander Barrington * 1634–1635 Sir Walter Crosbie, 1st Baronet and Sir William Gilbert * 1639–1649 Sir Nicholas White (died and replaced 1644 by Henry Gilbert) and Sir William Gilbert * 1661–1666 John Gilbert and George St George (sat for Leitrim and replaced 1661 by Alexander Pigott)

1689–1801

Notes

References

* {{coord missing, County Laois Historic constituencies in County Laois Constituencies of the Parliament of Ireland (pre-1801) Portlaoise 1800 disestablishments in Ireland Constituencies disestablished in 1800