Viscount De L'Isle

The Viscountcy of De L'Isle was created in the Peerage of the United Kingdom in 1956 for William Philip Sidney, 6th Baron De L'Isle and Dudley, and future Governor-General of Australia.

Viscounts De L'Isle (1956)

• William Sidney, 1st Viscount De L'Isle (1909-1991)
• Philip John Algernon Sidney, 2nd Viscount De L'Isle (b. 1945)