J. C. Holt, English historian and academic (d. 2014)
Sir James Clarke Holt (26 April 1922 – 9 April 2014), also known as J. C. Holt and Jim Holt, was an English medieval historian, known particularly for his work on Magna Carta. He was the third Master of Fitzwilliam College, Cambridge, serving between 1981 and 1988.