Casie comes from the Irish / Modern American tradition, meaning Vigilant, watchful.
◆
How popular is Casie?
1983peak year
At its height in 1983, Casie reached #720 nationally — 231 babies received it that single year. Its strongest stretch was the 1980s — particularly the decade right around the peak. Today, Casie is a rare name in U.S. records with about 9 babies named Casie each year. Casie's usage has fallen in recent decades. In all, around 4,812 babies have been registered as Casie since 1880.
Year-by-year registrations1880–2024 · U.S. Social Security data
Every name has a homeland. Discover beautiful girl names rooted in cultures from around the world — each with full meanings, origin stories and pronunciation.