Claim: Queen Victoria's grandfathers were both commoners.
Evidence: Victoria was the daughter of Prince Edward , Duke of Kent and Strathearn , the fourth son of King George III.
George III -LRB- George William Frederick ; 4 June 1738 -- 29 January 1820 -RRB- was King of Great Britain and Ireland from 25 October 1760 until the union of the two countries on 1 January 1801 , after which he was King of the United Kingdom of Great Britain and Ireland until his death.