Shrule (), sometimes called Abbeyshrule, is a barony in County Longford, Ireland.
Shrule takes its name from Abbeyshrule (Irish Mainistir Shruthla, "abbey by the stream").
Shrule is located in southeast County Longford, on the lower reaches of the River Inny.
Shrule barony was formed from was formed from parts of the territories of Moybrawne (Shrule), Clanconnor and Muintergalgan. Moybrawne was anciently part of a territory known as Bregmaine, or Mag Bregmaine, in Cenél Maine.
Below is a list of settlements in Shrule: