The term "Black Irish" has been in circulation among Irish emigrants and their descendants for centuries. Yet, as a subject of historical discussion, it is almost never referred to in Ireland.
There are a number of different claims as to the origin of the term, none of which are possible to entirely prove or disprove.
The term is commonly used to describe people of Irish origin who have dark features, black hair, a dark complexion and dark eyes.
A quick review of Irish history reveals that the island was subject to a number of influxes of foreign cultures. The Celts arrived on the island about the year 500 B.C.