They are placed just one place ahead of Lisbon.
Dublin is now in the World's Top 50 Millionaires club, according to a report from the New World Wealth.
The study put Dublin as the 49th most wealthiest city in the world, just one place ahead of Lisbon.
It says the city has 22 thousand 300 millionaires, 43 centi-millionaires and 5 billionaires.
The Capital has also had a 34 per cent increase in millionaire growth.

Sharp Rise In M9 Collisions With Garda Call-Outs Up Year-On-Year
Councillor Seeks Clarity On How Often Nightclubs and Late Bars In Naas Are Inspected For Fire Risks
New Figures From CSO Reveal How Much International Protection Applicants Earn Compared To Average Worker In Ireland
Unpaid Eight-Month Work And Training Placement For Adults With Disabilities Branded "Extremely Unfair"
Department Of Education Defends Kildare SNA Cuts Amid Claims Of Reduced Need At Some Schools
Naas Nurses Threaten Escalation As Staffing Row Deepens
Driving Tests Face Disruption As RSA Testers To Strike Next Week
Jury Delivers Not Guilty By Reason Of Insanity Verdict In Ballyfin Demesne Strangling Case