McDonaldland was the fictional advertising world populated by Ronald McDonald, Grimace, and other McDonald’s characters.
McDonald’s developed McDonaldland as a colorful setting for television commercials, restaurant displays, promotions, and toys. The campaign connected the brand’s food and restaurants with an imaginative world that children could recognize and revisit across different advertisements.
Its cast included Ronald McDonald, the Hamburglar, Grimace, Mayor McCheese, and other figures. Each character had a visual identity and a role in the stories, allowing McDonald’s to build a wider branded universe rather than relying on a single mascot.
McDonaldland is sometimes mistaken for a physical theme park or a restaurant chain. It was primarily a fictional advertising setting, although McDonald’s did use related playground designs, merchandise, and promotional experiences. The campaign became one of the most prominent examples of character-based fast-food branding in the United States.