Rushen, formally Kirk Christ Rushen, is one of the seventeen historic parishes of the Isle of Man. It is located in the south of the island in the sheading of the same name. Administratively, part of the historic parish of Rushen, and the majority of the population, is now covered by the village districts of Port Erin and Port St Mary. As a result, there is an exclav…Rushen, formally Kirk Christ Rushen, is one of the seventeen historic parishes of the Isle of Man. It is located in the south of the island in the sheading of the same name. Administratively, part of the historic parish of Rushen, and the majority of the population, is now covered by the village districts of Port Erin and Port St Mary. As a result, there is an exclave of the parish district which includes the Calf of Man.