Exhibit A:
His father was Greek, mother was German (Saxe-Coburg-Gotha). And before the Saxe-Coburg Gothas, the family was from Hanover. Not really much English blood in there. Throw in some Danes, some Saxe-Meiningen, some Mecklenburg-Strelitz, some Brunswick-Lüneburg-Celle....
Mostly Kraut.