Annacloy () is a townland in County Down, Northern Ireland. It has an area of 192.06 acres (0.778 km2). It is situated in the civil parish of Blaris and the historic barony of Iveagh Lower, Upper Half, located 3 miles south-west of Lisburn. It lies within the Lisburn and Castlereagh City Council.

See also List of townlands in County Down

References