1600s – Blayney Castle, Castleblayney, Co. Monaghan
The area of Muckno and Ballynalurgan was granted to Sir Edward Blayney under the Plantation of Ulster in 1607 and 1611.
1610 – Belfast Castle, Belfast, Co. Antrim
John de Courcy built a castle on what is now Castle Street in the city centre in the 12th century. By the early 17th century when Sir Arthur Chichester,
1619 – Castle Caldwell, Co. Fermanagh
Castle Caldwell was built between 1612 and 1619, during the time of the Plantation of Ulster, by the Blennerhassetts, in classic Planter style;
