Lord Randolph Henry Spencer-Churchill was a British statesman. Lord Randolph was the third son of the 7th Duke of Marlborough and Frances (1822–1899), daughter of the 3rd Marquess of Londonderry and his wife Frances Anne Vane. He was the father of the Prime Minister of the United Kingdom Sir Winston Churchill. Wikipedia
The definitive Wikipedia entry for Lord Randolph Churchill. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Lord_Randolph_Churchill