Earl of Richmond and away from any attempts of the French crown to acquire it and the related properties. From 1414 to 1435 the earldom of Richmond was held by John Plantagenet, Duke of Bedford. In 1453 it was conferred on Edmund Tudor, half-brother to King Henry VI. When Edmund's son Henry ascended the throne as Henry VII in 1485, the earldom of Richmond merged in the crown, and for the next forty years there was no further grant of the title. After Henry Tudor, Earl of Richmond, became King Henry VII of England, the title Duke of Richmond was created by the
Thomas Knox, 1st Earl of Ranfurly in the Peerage of Ireland. Lord Ranfurly married the Honourable Diana Jane, daughter of Edmund Pery, 1st Viscount Pery, in 1785. Their second son the Honourable Edmund Knox (1787–1867) was an Admiral in the Royal Navy. Lady Ranfurly died in November 1839. Lord Ranfurly only survived her by a few months and died in April 1840, aged 85. He was succeeded in his titles by his eldest son, Thomas. His fourth son was Bishop William Knox. Thomas Knox, 1st Earl of Ranfurly Thomas Knox, 1st Earl of Ranfurly (5 August 1754 – 26 April 1840), styled The Honourable Thomas Knox