Vivian Hughes Ridler CBE (2 Oct 1913-13 Jan 2009) was a printer and typographer who founded the Perpetua Press while still in school. In 1931 he apprenticed to a printing firm in Bristol. In 1936 he took a job as assistant to the Printer of the University of Oxford, John Johnson. In 1938 he married the poet Anne Bradby, who was the niece of Sir Humphrey Milford, the London publisher for Oxford University Press (OUP). During World War II, Vivian Ridler served with the Royal Air Force as an intelligence officer. After he was demobilised in 1947 he became a lecturer in typography and a freelance designer. In 1948 he returned to the OUP and from 1958 until he retired in 1978 he held the post of Printer to the University of Oxford at OUP and from 1968-1969 was president of the British Federation of Master Printers. With his own Perpetua Press he published around thirty books during his retirement.

Details are given in the Dictionary of National Biography.