Sylvia

Sylvia may refer to:

Doctor Who universe

 * Sylvia Noble, Donna Noble's mother.
 * Sylvia Thaw, an assistant to Richard Lazarus. (DW: The Lazarus Experiment)
 * Sylvia, the last surviving member of the human race in an alternate reality. (VG: City of the Daleks)
 * Sylvia Dillane, chairman of the North Sea Boating Club. (DW: World War Three)
 * Sylvia, (VG: Worlds in Time)

Behind the scenes

 * Sylvia Coleridge, who played Amelia Ducat in DW: The Seeds of Doom.
 * Sylvia James, a make-up artist.
 * Sylvia Seymour, who played Miss. Trefusis in DW: The End of Time.
 * Sylvia Syms. who played Mrs. Pritchard in DW: Ghost Light.