Random guess: the writer doesn't know how to pronounce that name correctly. (Of course, you don't actually have to know how to pronounce something in order to

Random guess: the writer doesn't know how to pronounce that name correctly. (Of course, you don't actually have to know how to pronounce something in order to write it! But if you decide what to write by saying it to yourself, you might find yourself instinctively reaching for some alternative turn of phrase.)