McDonald's Speedee mascot represented the Speedee Service System when the chain began in 1948.
Speedee was a smiling chef-like character used in McDonald's early branding. The name connected directly to the restaurant's promise of fast service, an important distinction in the postwar American drive-in market.
The Speedee Service System was developed by Richard and Maurice McDonald at their San Bernardino, California, restaurant. It emphasized a limited menu, assembly-line preparation, standardized portions, and quick customer service. This operating model later became central to the McDonald's identity.
Speedee is often confused with Ronald McDonald because Ronald became the company's best-known advertising character. Ronald arrived in the early 1960s, while Speedee belonged to the chain's earlier visual identity. The Golden Arches also replaced the mascot as the most recognizable symbol of the brand.