The short answer: no one knows for sure why it is called a “lazy Susan,” but most historians agree it’s a 20th‑century American name whose exact origin is lost, with several competing myths rather than a single proven story.

Earliest known uses

  • The term “lazy Susan” shows up in print in the early 1900s in American newspapers and advertisements for revolving serving trays or “butler’s assistants.”
  • Earlier in the 18th–19th centuries, similar devices were called “dumbwaiters” or “serviette trays,” but those names did not yet include “Susan.”

Popular origin stories

Several stories circulate, but none have hard evidence:

  • Thomas Jefferson myth : One tale claims Jefferson invented the device and named it after a daughter Susan, but there is no proof he owned one, and he did not have a daughter by that name.
  • Thomas Edison myth : Another version swaps in Edison as the inventor naming it for his daughter, also without documentation.
  • Complaints about servants : A common explanation says “Susan” was a generic name for maids, and the rotating tray was a “lazy Susan” that replaced a supposedly lazy servant, but this is based on social folklore rather than clear records.

Likely linguistic explanation

Language experts tend to favor a more down‑to‑earth branding and sound explanation:

  • In English, personal names often get used generically in catchy phrases, like “Peeping Tom” or “Jolly Roger,” and “Susan” likely worked the same way.
  • The pairing of the “z” sound in lazy with the “s” sound in Susan is snappy and memorable, which would have helped as a marketing name for a new convenience gadget.

Connection to changing households

  • The device fits into an era when middle‑class households were looking for ways to serve food without as many live‑in servants, so a self‑serve rotating tray solved part of that “servant problem.”
  • Calling it “lazy Susan” may have played on the idea that this ever‑ready turntable was a “servant” who never complained, never talked back, and always spun things around on cue.

What experts say today

  • Food historians and etymology enthusiasts generally conclude that the precise person or event behind the name “lazy Susan” is unknown , and that the famous stories are “folk etymologies” rather than documented fact.
  • The safest answer is that it was a clever early‑1900s American product name, probably chosen for its rhythm and character, later wrapped in myths about imaginary Susans and “lazy” servants.

Information gathered from public forums or data available on the internet and portrayed here.