Alan Kenneth Clark was born in London, at 55 Lancaster Gate and the eldest son of the art historian Kenneth Clark that is later called as Lord Clark, who was from a Scottish ancestry, and his better half is Elizabeth Winifred Clark, who was Irish. At age of 6, he went being a day boy at Egerton House, a preliminary school in Marylebone, and starting there at age 9, he went on to enter at Eastbourne at St Cyprian's School. Clark was one of those 70 boys save when the school construction was smashed out by flame in May 1939, and move with the school to Midhurst.
