McDonald's original chef mascot, introduced with its 1948 service-system logo, was Speedee.
Speedee appeared as a small chef figure in the logo created for the McDonald's Speedee Service System. The design emphasized quick preparation, which was central to the McDonald brothers' early restaurant model in San Bernardino, California.
Speedee was later replaced by the Golden Arches as McDonald's principal visual symbol. The change reflected the company's move from a local drive-in identity toward a standardized national restaurant brand. The name is sometimes confused with “Speedy,” but the mascot's official branding name was Speedee.
The early logo also used the words “Speedee Service System,” connecting the character to the restaurant's operating method rather than to a particular menu item. This makes Speedee an important link between McDonald's service philosophy and its later visual identity.