The following Forbes list of Irish billionaires is based on an annual assessment of wealth and assets compiled and published by Forbes magazine in 2024.[1]
| Ranking in Ireland | Name | Citizenship | Net worth (USD) | Sources of wealth | |
|---|---|---|---|---|---|
| 1 | Shapoor Mistry | 9.9 billion | Diversified | ||
| 2 | John Collison | 7.2 billion | Technology | ||
| 3 | Patrick Collison | 7.2 billion | Technology | ||
| 4 | John Grayken | 6.9 billion | Investments | ||
| 5 | Firoz Mistry | 4.9 billion | Diversified | ||
| 6 | Zahan Mistry | 4.9 billion | Diversified | ||
| 7 | Eugene Murtagh | 2.8 billion | Manufacturing | ||
| 8 | Denis O’Brien | 2.8 billion | Telecom | ||
| 9 | John Dorrance, III | 2.6 billion | Food | ||
| 10 | Dermot Desmond | 2.2 billion | |||
| 11 | John Armitage | 1.5 billion |