In McDonald's branding history, which product inspired the company's “Big Mac” name?

The Big Mac name was inspired by the Big Boy hamburger sold by the Big Boy restaurant chain.

McDonald’s franchisee Jim Delligatti created the sandwich in 1967 as a larger, double-decker hamburger. He operated restaurants in the Pittsburgh area and developed the product to compete with other substantial hamburgers available at the time.

The sandwich was first called the “Big Mac,” although an earlier proposed name was “The Aristocrat.” McDonald’s eventually standardized the Big Mac across its system, and its distinctive sauce, middle bun, and layered construction became important parts of its identity.

The Big Mac name is sometimes incorrectly linked to the Quarter Pounder because both are iconic McDonald’s products. The Quarter Pounder refers to the weight of its beef patty, while the Big Mac name reflects its larger, stacked format and the Big Boy inspiration.