If you obtain French citizenship you can "francify"[0] your name; you'll end up with two full canonical names. Nothing really forces you to change your original

If you obtain French citizenship you can "francify"[0] your name; you'll end up with two full canonical names. Nothing really forces you to change your original name in your original nationality. [0] https://www.service-public.fr/particuliers/vosdroits/F10528 https://www.service-public.fr/particuliers/vosdroits/F10528