Isaly's (/ˈaɪʒliːʒ/) was a chain of family-owned dairies and restaurants started in Mansfield (Richland County), Ohio, with locations throughout the American Midwest from the early 20th century until the 1970s. It is known today for its iconic chipped chopped ham and for creating the famous Klondike Bar ice cream treat, popularized by the slogan "What would you do for a Klondike Bar?".