Sidney vs Sydney

Sidney

name
  • A male or female given name transferred from the surname. 

  • An unincorporated community in Missouri. 

  • An unincorporated community in New Jersey. 

  • An unincorporated community in Kentucky. 

  • An unincorporated community in Wisconsin. 

  • An unincorporated community in West Virginia. 

  • A village in Illinois. 

  • A town in Indiana. 

  • A city, the county seat of Shelby County, Ohio; named for English poet Philip Sidney. 

  • A town in Arkansas. 

  • A city, the county seat of Richland County, Montana; named for Sidney Walters, a 6-year-old early settler. 

  • A city, the county seat of Cheyenne County, Nebraska; named for railroad executive Sidney Dillon. 

  • A town in Delaware County, New York, and a village within the town; named for British naval officer Sidney Smith. 

  • An English habitational surname from Old English [æt þǣre] sīdan īeġe (“[at the] wide island”). 

  • A city, the county seat of Fremont County, Iowa; named for Sidney, Ohio. 

  • An unincorporated community in Texas. 

  • A town in Maine; named for Philip Sidney. 

  • A town in British Columbia; named for nearby Sidney Island, itself for Royal Navy hydrographer Frederick W. Sidney. 

  • An unincorporated community in Manitoba. 

Sydney

name
  • A unisex given name transferred from the surname. 

  • The state capital of New South Wales, Australia, and the most populous city in Australia. 

  • A seaport and former city in Nova Scotia, Canada, now part of the amalgamated Cape Breton Regional Municipality on Cape Breton Island. 

  • A surname from Old English, a spelling variant of Sidney. 

  • An unincorporated community in Hillsborough County, Florida, United States. 

How often have the words Sidney and Sydney occurred in a corpus of books? (source: Google Ngram Viewer )