Lord Antrim is a title in the peerage of Ireland, associated with the Antrim region in Northern Ireland. The title was created in 1620 and has been held by various members of the MacDonnell family, who played a significant role in the history of the area. The current holder of the title is the 10th Lord Antrim, who is involved in various charitable and cultural activities. The Antrim estate includes the historic Ballygally Castle, which dates back to the 17th century and is now a hotel. The title has connections to the Irish nobility and has been influential in local politics and society throughout its history.