Casidy
Girl nameCasidy has been given to 347 babies in the U.S. since 1980. It peaked in 2001.
Popularity over time births per year, 1880–2025
Total babies
347
Peak year
2001 (26 babies)
Rank in 2025
Below top 1000
First recorded
1980
10-year trend
New / returning
Gender split
All girls
Spellings & variants
Names one letter away from Casidy — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Casidy.
Sibling name ideas for Casidy
Same era and popularity as Casidy, avoiding matching initials or rhymes.
FAQ
How popular is the name Casidy?
Casidy has been given to 347 babies in the U.S. since 1980. It ranked below the top 1000 in 2025.
When did the name Casidy peak?
Casidy peaked in 2001, when 26 babies were given the name.
Is Casidy a girl or boy name?
Casidy is primarily a girl name (100% of babies named Casidy are girls).
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