Not really a good counter example as "Jack Ma" is his English name (i.e. not his legal name, not the one printed on his passport. more like a nickname that can

Not really a good counter example as "Jack Ma" is his English name (i.e. not his legal name, not the one printed on his passport. more like a nickname that can be easily remembered by westerners). If you google his legal Chinese name, you will find that it's never "Yun Ma" in English media. Instead it's always "Ma Yun"...because he is a big shot.