47%RatingSave Gender Feminine Usage English (Modern) Pronounced Pron. SID-nee [key·IPA] Meaning & HistoryExpand Links Variant of Sydney. Related NamesFamily Tree·Details VariantsCydney, Sydnee, Sydney, SydneDiminutiveSyd PopularityDetails Last ranked #952 in 2004 United States People think this name isRate·Details modern youthful informal common comedic unintellectual Categories modern English, variants