Clonagh is a townland in County Westmeath, Ireland.[1] The townland is in the civil parish of St. Mary's.[2]
The townland stands to the north of Athlone, to the south of Kilinure Lough and Lough Ree.
53°23′N 6°49′W / 53.383°N 6.817°W / 53.383; -6.817