From the ArcaMax Publishing, Trivia Newsletter:
http://www.arcamax.com/news/trivia/s-178254-911732
George I, king of England from 1714 to 1727, could neither speak nor write the English language. He had no desire to learn the language of his new country, and made no attempt to do so in the 13 years he ruled.
This news arrived on: 04/02/2007