Billionaires Born in Northern Ireland

Ranked by recorded net worth, using documented birthplaces.

RichGeo records 7 people for Northern Ireland by birthplace. 1 have reported or estimated net worth of at least $1 billion.

7
People recorded
1
Net worth of $1B or more
$11B
Combined recorded net worth

Cities

Fermanagh and Omagh 2Lisburn and Castlereagh 1Derry City and Strabane 1County Tyrone 1Armagh City, Banbridge and Craigavon 1County Armagh 1

Billionaires and Business LeadersBy net worth

  1. 1Gerald Grosvenor, 6th Duke of WestminsterOmagh · British billionaire landowner, businessman and Territorial Army officer (1951-2016)$11B
  2. 2David PerryTech founderLisburn · Northern Irish video game designerUndisclosed
  3. 3Kevin McNeanyPublic company founderKeady · educational entrepreneurUndisclosed
  4. 4Matthew Hamilton GaultPublic company founderStrabane · Irish-Canadian financier and politicianUndisclosed
  5. 5Andrew McNallyTech founderArmagh · American map publisher (1836–1904)Undisclosed
  6. 6James GamblePublic company founderEnniskillen · British co-founder of Procter & GambleUndisclosed
  7. 7Thomas MellonPublic company founderCappagh · American businessman (1813–1908); founder of Mellon BankUndisclosed

Technology Sectors

Internet and Software 2Web 1.0 and the Early Internet 2Web 2.0 and Internet Platforms 1

Leading IndustriesBy associated people

financial services2
information technology1
fast-moving consumer goods1
publishing1
pharmaceutical industry1
software industry1
video game industry1

Companies Headquartered Here

  1. 1Hypixel Studios2

Wealth figures are in U.S. dollars and use the latest available estimate for each person. Read the methodology and sources.