Wales, as the word originates from the Germanic language
You would say: "Komm mit"
Come with me = Komm' mit mir.
Je suis Gallois is 'I am Welsh'. You can also say 'Je viens du Pays de Galles' (I come from Wales).
komme (comm)
English and German: patronymic from the personal name Richard. Richards is a frequent name in Wales.
come in early tommorow
Chum ize.
Komm' zu mir.
Mutter, komm.
I come from... translates as Ich komme aus....
Mutter, komm her.