McDonald's first logo mascot, introduced in 1948, was Speedee.
Speedee was a chef-like character representing the restaurant's promise of fast service. His name echoed the word “speedy,” making the branding directly support McDonald's original service concept.
Speedee was not the same character as Ronald McDonald, who became the chain's best-known mascot in the 1960s. Speedee also differed from the Golden Arches: the arches were architectural and graphic symbols, while Speedee was a personified mascot.
McDonald's later moved away from Speedee as the company emphasized the Golden Arches and a broader family-oriented identity. The mascot remains important because it connects the modern corporation to the early postwar restaurant brand and its focus on quick food preparation.