The list was topped by London (22,300), with New York (17,400) and Hong Kong (14,800) ranked second and third respectively.
Of the cities listed, the most expensive ones for prime real estate were named as Monaco ($50,400 per sq m), London ($42,000) and Hong Kong ($36,000).
New World Wealth said a majority of the multi-millionaires - classified as those with net assets of at least $10 million - buying second homes in Dubai were from the Middle East.
It added that the bulk of London second home buyers come from the rest of the UK and Europe while there are also substantial numbers from China, India, Russia and the Middle East.
The report said there are currently just over 13 million millionaires in the world with approximately 495,000 of these individuals classified as multi-millionaires.
Stay up to date with this blog on important news in Dubai, UAE.