McDonald's began using the “McDonaldland” name for its fictional advertising world in 1971.
McDonaldland brought together Ronald McDonald and a growing cast of branded characters in a shared setting. The campaign transformed individual mascots into a recognizable fictional environment, complete with distinctive locations, food-themed figures, and recurring stories.
The concept helped McDonald's communicate with children and families through television commercials and related promotional material. It also gave the company a flexible way to connect characters with menu items, restaurants, and collectible merchandise.
Some timelines place the individual characters' introductions near the creation of McDonaldland, which can make the dates seem interchangeable. They are not. Ronald McDonald appeared earlier, and other figures were introduced at different times. The 1971 date refers specifically to the use of the McDonaldland name for the branded fictional world.