Let's not equate Cyrillic to Russian. Cyrillic is also a script of multiple other languages, including Ukrainian, Bulgarian and Serbian (when Serbs feel like us

Let's not equate Cyrillic to Russian. Cyrillic is also a script of multiple other languages, including Ukrainian, Bulgarian and Serbian (when Serbs feel like using it). Answering your question - basically, this comes down to the traditions of the languages. https://ru.wikipedia.org/wiki/Макконахи,_Мэттью https://ru.wikipedia.org/wiki/Макконахи,_Мэттью https://uk.wikipedia.org/wiki/Метью_Макконагі https://uk.wikipedia.org/wiki/Метью_Макконагі https://bg.wikipedia.org/wiki/Матю_Макконъхи https://bg.wikipedia.org/wiki/Матю_Макконъхи https://sr.wikipedia.org/wiki/Метју_Маконахи https://sr.wikipedia.org/wiki/Метју_Маконахи https://mn.wikipedia.org/wiki/Мэттью_Макконехи https://mn.wikipedia.org/wiki/Мэттью_Макконехи