vsss·vor 10 Jahren·discussRussian user here. Yes, that's weird. I would expect something like Maxim Igorevich Popov.
vsss·vor 10 Jahren·discussThere are no patronymics in Russian passports at least, not sure about Ukrainian. But even if they are, it would be Igorevich 100%. And it's always written on American visas as in national passport.