Sir Ernest John Pickstone Benn, 2nd Baronet, CBE (25 June 1875 – 17 January 1954) was a British publisher, writer and political publicist. His father, John Benn, was a Liberal politician, who had been made a baronet in 1914. He was brother of the Liberal and later Labour politician William Wedgwood Benn and an uncle of the Labour politician Tony Benn.