Mary Haughey, Baroness Ballyedmond (born December 1947) is a billionaire heiress from Northern Ireland who is the deputy chairman of Norbrook Laboratories.
[2] Born Mary Gordon Young in December 1947,[3] she attended Newry High School where she was Head Girl.
She then trained as a solicitor and was a part-time lecturer in law at Queen's University Belfast.
Following his death in a helicopter crash on 14 March 2014, she inherited his wealth.
[4][5] According to The Sunday Times Rich List in 2019 her net worth was estimated at £1.638 billion.