Ruja Ignatova

Ruja Plamenova Ignatova, a Bulgarian-born German entrepreneur, gained notoriety as the founder of OneCoin Ltd. Around 2014, she co-founded the company in Bulgaria, promoting it as a cryptocurrency rivaling Bitcoin. However, the Federal Bureau of Investigation (FBI) suspected that Ignatova provided false information to attract investors, employing multi-level marketing tactics. OneCoin’s private blockchain raised doubts about its legitimacy, and investigators estimated she defrauded people of approximately $4 billion. Despite these controversies, media dubbed her the “Queen of Cryptocurrencies.” In 2017, she was charged in a U.S. court, but she fled and has been believed to remain at large