51%RatingSave Gender Feminine Usage English (Modern) Pronounced Pron. SID-nee [key·IPA] Meaning & HistoryExpand Links Variant of Sydney. Related NamesFamily Tree·Details VariantsSydnee, Sydney, Sydnie, SydneDiminutiveSyd PopularityDetails Last ranked #630 in 2003 England and Wales Last ranked #945 in 2000 United States Categories currently out of the US top 1000, modern English, variants, y vowels