Rathaniska

Rathaniska, also known as Baile Marlainn or Marlinstown, is a townland in County Westmeath, Ireland. It is located about 11 km north–west of Mullingar.

Rathaniska is one of 15 townlands of the civil parish of Leny in the barony of Corkaree in the Province of Leinster. The townland covers 122 acre, of which 6 acre are within the civil parish of Lackan. The neighbouring townlands are: Leny to the north, Rathbennett to the east, Farrow to the south and Ballyvade to the west.

In the 1911 census of Ireland there were 3 houses and 8 inhabitants in the townland.