Sidni

Sidni is an alternative spelling of Sydney, a unisex name that became predominantly feminine in recent decades. Originally an English surname meaning 'wide island' or 'from Saint-Denis', this variant offers a more phonetic and distinctive approach to the traditional spelling. The name carries associations with the vibrant Australian city, lending it a cosmopolitan flair. While the standard spelling Sydney reached peak popularity for girls in the 1990s and early 2000s, the Sidni variant remains uncommon, offering familiarity in sound but uniqueness in presentation. Parents might choose this spelling to give their daughter a recognizable yet individualized name with subtle geographical connections.

Pronounced SID-nee.

As of October 2026, Sidni ranked #18892 in US births in 2013 SSA, peaked at #4824 in 1995.