
Ranking: 21
Worth: £475m (720m)
Industry: Retailing and inheritance
Grandchildren of Ben Dunne, the founder of Dunnes Stores, Sharon, 36, Brian, 34, Paul, 32, and Sean, 27, inherited the stake held by their mother, Elizabeth, which has grown to £475m.
Ranking: 15
Worth: £396m
Industry: Retailing and inheritance