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First name origins & meanings:

  1. French: From Saint-Denis
  2. French: From the city of Saint-Denis
  3. English: From Sidon

First name variations: Cidney, Cydnee, Cydne, Cydnei, Cydnie, Cydney, Sidney, Sydny, Sid, Sidne, Sidoney, Sidonia, Siddie, Syd, Sydell, Sidell, Sydel, Sy, Syd

Last name origin & meaning:

English: variant spelling of Sidney.

This name appears in the following lists: Cities, Nobel Prize Winners