Etymology

Sidney

Sid·ney
S1I1D2N1E1Y4

Today it means: An English habitational surname. Full definition →

Old English *Sīdaneġ
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The story

  1. Old English · derived from*Sīdaneġ
  2. English todaySidney

From Old English *Sīdaneġ, the name of a place in Surrey, from sīd (“wide”) + eġ (“island”).

Etymology from Wiktionary, CC BY-SA 4.0.