And now there is Dimitry Epelboym, a dentist born in Ukraine, whose license was revoked in 2018 after he pleaded guilty to insurance fraud, who wants to sell his house in Brooklyn to prove that he is a match in tastelessness to trump himself, at least concerning architecture and interior design:
Gift NYT link
It is a close fight for the title of the most tasteless nouveau riche, I am not sure who is winning. See, for example:
