Owen Chadwick, English rugby player, historian, and academic (d. 2015)

William Owen Chadwick (20 May 1916 – 17 July 2015) was a British Anglican priest, academic, rugby international, writer and prominent historian of Christianity. As a leading academic, Chadwick became Dixie Professor of Ecclesiastical History in 1958, serving until 1968, and from 1968 to 1983 was Regius Professor of History. Chadwick was elected Master of Selwyn College, Cambridge and served from 1956 to 1983. .

In his obituaries, Chadwick was described as "one of the great religious historians of our time" by The Independent, and as "one of the most remarkable men of letters of the 20th century" by The Guardian.