Marmon

• Jacky Marmon (c. 1798–1880), Australian sailor
• Daniel W. Marmon (1844–1909), American industrialist
• Susie Rayos Marmon (1877–1988), Native American educator, historian, and storyteller
• Lee Marmon (1925–2021), Native American photographer and author
• Neale Marmon (born 1961), former English footballer

• Nordyke Marmon & Company, a US manufacturer of flour mills until the 1920s
• Marmon Motor Car Company, a US manufacturer of automobiles until 1933
• Marmon-Herrington, the successor company to the Marmon Motor Car Company
• Marmon Group, a Chicago, Illinois industrial company
• Marmon Motor Company, a defunct Texas-based manufacturer of premium trucks

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