Sir Sydney Castle Roberts (3 April 1887 – 21 July 1966) was a British author, publisher and university administrator.
He was a well-known and popular figure around Cambridge throughout his life,[1] and was recognised as a publisher of skill and distinction.
[4] During World War I, he served as a lieutenant in the Suffolk Regiment and was wounded in the Third Battle of Ypres.
He was an author, publisher and biographer and a noted Sherlockian, being president[6] of the Sherlock Holmes Society of London.
After her death, in 1938, he married a second time to Marjorie Dykes, widow of Dr Meredith Blake Robson Swann.