McDonald's original speed-service mascot was Speedee.
Speedee was a chef-like character used by McDonald's during the restaurant's early branding. The name referred to speed, a central promise of the Speedee Service System developed by Richard and Maurice McDonald at their San Bernardino restaurant.
The McDonald brothers introduced that system in 1948, simplifying the menu and organizing preparation for fast service. Speedee appeared in early signs, packaging, and advertising before the company adopted Ronald McDonald as its best-known character.
Speedee is sometimes confused with McDonald's later McDonaldland characters, but he belonged to an earlier stage of the brand. The mascot also reflected the restaurant's original emphasis on efficient hamburgers and limited choices rather than the broader family entertainment image that followed.