Cusack is an Irish family name of Norman origin Cussacq, which is originally from Cussac in Guienne (Aquitaine), France. The surname has diminished in common use in England, but is still common in Ireland, where it was introduced during the Norman invasion of Ireland in the 12th century.
Killeen Castle
Killeen Castle
Cusack Crest
Stone No.1 Photograph
Walter de Cusack was an Anglo-Irish judge, magnate and military commander of the fourteenth century.
Dangan Castle, nineteenth century