1815 – Market House, Armagh, Co. Armagh
Architect: Thomas Duff
On a steeply sloped site in Market Square, the former Market House featured an open arcade of arches at ground level (to the rear of the façade above).
1826 – Town Hall, Edenderry, Co. Offaly
Architect: Thomas Duff
Originally constructed as a market house, and built in 1826 by Lord Downshire to a design by Thomas Duff.
1827 – Meetinghouse, Fisherwick Place, Belfast, Co. Antrim
Architect: Thomas Duff
Opened 20 Sep 1827. Demolished to make way for Presbyterian Assembly building. Described in The Dublin Penny Journal,
1829 – SS. Patrick & Colman’s Cathedral, Newry, Co. Down
Architect: Thomas Duff / G.C. Ashlin
Originally built between 1824-29 to designs by Newry native Thomas Duff. But with new additions to the exterior and a refurbishment to the interior in the 1880s,
1832 – Donard Lodge, Newcastle, Co. Down
Architect: John Lynn, Thomas Duff, Thomas Jackson
Built in 1829-32 by the 3rd Earl Annesley as a marine residence.
1837 – Narrow Water Castle, Warrenpoint, Co. Down
Architect: Thomas Duff
A large and imposing Tudor-Revival mansion of about 1836, by Thomas Duff of Newry. Added to an existing house,
1840 – Design for St. Patrick’s Cathedral, Armagh
Architect: Thomas Duff
St. Patrick’s Cathedral, Armagh, as designed by Thomas J. Duff of Newry, c. 1840. Published in John Gallogly: The History of St.
1840 – Ravensdale Park, Dundalk, Co. Louth
Architect: Thomas Duff
Constructed in an austere Italianate style, by Thomas Duff of Newry, For 1st Baron Clermont. Later changes by Lanyon &
1848 – Parkanaur House, Castlecaulfield, Co. Tyrone
Architect: Thomas Duff
A Class A listed large Tudor Revival architecture house constructed in the 1840s. It has a terraced front with octagonal pinnacles and gables at each projection of the façade,
1848 – St Macartan’s College, Monaghan, Co. Monaghan
Architect: Thomas Duff
St Macartan’s College designed by Thomas Duff is a large building of 17 bays in a restrained classical style and was built as the Diocesan college for Clogher.
