Who was the wife of the eldest son of the eldest grandchild of the British Queen Victoria?
Dorothea von Salviati: Dorothea von Salviati (1907–1972), was the wife of Prince Wilhelm of Prussia, the eldest son of Crown Prince Wilhelm, the eldest son and heir of the last German Emperor, Wilhelm II. Wilhelm II, German Emperor:  He was the eldest grandchild of the British Queen Victoria and related to many monarchs and princes of Europe.
i don't know