McDonald's original mascot was Speedee, a cartoon chef introduced to represent the restaurant's fast-service identity.
Speedee appeared in McDonald's early branding before Ronald McDonald became the company's best-known character. The name connected the mascot with the Speedee Service System, the standardized production method developed by Richard and Maurice McDonald at their San Bernardino restaurant.
The McDonald brothers introduced their simplified, fast menu and assembly-line approach in 1948. Speedee visually communicated speed and consistency, two ideas central to the restaurant's early business model. The character was eventually replaced by branding centered on the Golden Arches and Ronald McDonald.
Speedee is sometimes confused with later McDonaldland characters, but it belongs to the company's earliest postwar identity. The mascot also should not be confused with the later name of the restaurant's mobile ordering and loyalty platform, which uses different branding.