Waterford in County Waterford, Munster, Ireland — Irish South-West ((Éire) North Atlantic Ocean)

Tadhg Gaelach Ó Súilleabháin

Photographed by Ian Lefkowitz, May 16, 2026

1. Tadhg Gaelach Ó Súilleabháin Marker

Inscription. Click to hear the inscription.

[Gaeilge:]
File mór
na nDéise
Tadhg Gaelach Ó Súilleabháin
1715 – 1795
A d’éag san
Ardeaglais

[English translation:]
Great poet
of the Déise
Timothy O'Sullivan
1715 – 1795
Who died in the
Cathedral

Topics. This historical marker is listed in these topic lists: Arts, Letters, Music • Religion & Religious Structures. A significant historical date for this entry is April 22, 1795.

Location. 52° 15.685′ N, 7° 6.692′ W. Marker is in Waterford, Munster, in County Waterford. It is at the intersection of Barronstrand Street and Cathedral Street on Barronstrand Street. Touch for map. Marker is at or near this postal address: 38 Barronstrand Street, Waterford, Munster X91 WD68, Ireland. Touch for directions.

Regionally, this marker is in the Ancient East.

Globally, it is on the Atlantic Ocean,

in the North Atlantic Region,

in Europe,

on the Island of Ireland,

on the Celtic Fringe,

in the European Union,

in Atlantic Europe,

on one of the British Isles,

in the Western World,

and in the Anglosphere.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Thomas Hussey (here, next to this marker);

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Honest John's Last Work (here, next to this marker); Edmund Rice (within shouting distance of this marker); Dominican Priory, Waterford (within shouting distance of this marker); Mainistir Dhoiminiceach / Black Friars (within shouting distance of this marker); Turgesius Tower (within shouting distance of this marker); Thomas Francis Meagher (within shouting distance of this marker); The Silversmith's Wife (within shouting distance of this marker). Touch for a list and map of all markers in Waterford.

Also see . . . Ó Súilleabháin, Tadhg ‘Gaelach’ (Vincent Morley, Dictionary of Irish Biography).

According to tradition, Ó Súilleabháin collapsed and died while praying in a Waterford church on 22 April 1795. He was buried in Ballylaneen cemetery, about halfway between Waterford and Dungarvan.

(Submitted on June 20, 2026, by Ian Lefkowitz of New York, New York.)

Additional keywords. blue plaque

Photographed by Ian Lefkowitz, May 16, 2026

2. Tadhg Gaelach Ó Súilleabháin Marker

The marker is the right-most of two blue plaques located next to the Cathedral of the Most Holy Trinity Within

Credits. This page was last revised on June 23, 2026. It was originally submitted on June 20, 2026, by Ian Lefkowitz of New York, New York. This page has been viewed 12 times since then. Photos: 1, 2. submitted on June 20, 2026, by Ian Lefkowitz of New York, New York. • Andrew Ruppenstein was the editor who published this page.