Many East Asians, notably Chinese immigrants, choose to adopt a Western name pseudonym to make it easier for Western people who don't speak the language to call them and remember their name.
Cowards! Ciro Santilli would much rather just torture foreigners into learning his language. But fair play.
More interestingly however, some of the names chosen are not typical names, and some end up being very cute or mildly funny. Perhaps it is partly linked to given names are getting weirder.
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A pseudonym is a fictitious name used by an author, artist, or individual instead of their real name. This practice is often employed for various reasons, such as to maintain anonymity, create a distinct persona, avoid legal issues, or separate different genres of work. For example, the famous British author Samuel Langhorne Clemens wrote under the pseudonym Mark Twain.