Castle Leslie
| Castle Leslie | |
|---|---|
| West front of the Castle | |
| General information | |
| Architectural style | Scots Baronial | 
| Town or city | Glaslough, County Monaghan | 
| Country | Ireland | 
| Construction started | 1870 | 
| Completed | 1871 | 
| Client | Sir John Leslie | 
| Design and construction | |
| Architect(s) | William Henry Lynn | 
| Engineer | None | 
Castle Leslie, also known as Glaslough House, is home to an Irish branch of Clan Leslie, is located on the 4 km2 (1,000-acre) Castle Leslie Estate adjacent to the village of Glaslough, 11 km (7 mi) northeast of Monaghan town in County Monaghan, Ireland.