Charles Alfred Worsley Pelham, 4th Earl of Yarborough KG PC (11 June 1859 – 12 July 1936), styled Lord Worsley until 1875, was a British peer and politician.

Pelham was the eldest son of Charles Anderson-Pelham, 3rd Earl of Yarborough, and his wife, Lady Victoria Alexandrina Hare, daughter of William Hare, 2nd Earl of Listowel.

[2] When Yarborough inherited his father's titles in 1875, he took up his seat in the Lords as a Liberal but later became a Conservative over Irish Home Rule.

In 1890 he was admitted to the Privy Council[3] and made Captain of the Honourable Corps of Gentlemen-at-Arms under Lord Salisbury,[4] a post he held until 1892.

[5] During the Second Anglo-Boer War a new regiment was formed as the Lincolnshire Imperial Yeomanry, of which Yarborough was appointed Lieutenant-colonel in June 1901[6] After the war it became a permanent unit as the Lincolnshire Yeomanry.