Lisle \l(i)-sle, lis-le\ as a boy's name is of English origin. Variant of Lyle. Also a place name: Lille, France, center of the French textile industry. Lisle thread, a hardy cotton used for gloves and stockings, was originally made there.
Lisle has 4 variant forms: Lyall, Lyell, Lyle and Lysle.
Baby names that sound like Lisle are Lale, Lalo and Lallo.