Ireland
Richest billionaire
as of 02/16/26Total count of billionaires
as of 02/16/2612
Combined net worth
as of 02/16/26$55.55B
Changes by percentage
Richest billionaires as of Ireland
#324
John Collison
$10.1B
35
Ireland
Payment software
#324
Patrick Collison
$10.1B
37
Ireland
Payment software
#515
John Grayken
$7.3B
69
Ireland
Private equity
#637
Shapoor Mistry
$6.4B$25.9M (0.4%)
61
Ireland
Diversified
#1290
John Dorrance III
$3.2B
82
Ireland
Campbell Soup
#1292
Firoz Mistry
$3.2B$12.9M (0.4%)
29
Ireland
Diversified
#1292
Zahan Mistry
$3.2B$12.9M (0.4%)
27
Ireland
Diversified
#1317
Denis O'Brien
$3.1B$172K
67
Ireland
Telecom
#1430
Eugene Murtagh
$2.9B
83
Ireland
Building materials
#1749
Dermot Desmond
$2.4B$2.2M (-0.1%)
75
Ireland
Finance
Total net worth
Number of billionaires
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