Chapelizod is a village preserved within the city of Dublin, Ireland. It lies in the wooded valley of the River Liffey, near the Strawberry Beds and the Phoenix Park. The village is associated with Iseult of Ireland and the location of Iseult's chapel. Chapelizod is under the administration of Dublin City Council.
The civil parish of Chapelizod is part of the barony of Castleknock. The parish consists of a single townland of the same name. However, 465 acres are within the walls of the Phoenix Park while the village proper, outside the walls, contains only 67 acres. It is the only parish of the barony that lies outside the territory of the modern county of Fingal.
