Sir William Walter Carlile was a British Conservative Party politician from Gayhurst in Buckinghamshire who served from 1895 to 1906 as the Member of Parliament for Buckinghamshire.
He was born on 15 June 1862, the son of James William Carlile and his wife Mary Woodhams (née Whiteman).
He married Blanche Ann Cadogan on 29 March 1885 at Wilshaw, York.
He resided in Buckinghamshire, where was made a Justice of the Peace and served on Buckinghamshire County Council.
He died on 3 January 1950, aged 87.