Casti is a girl's name of Spanish origin meaning “Creative and imaginative spirit..” With 2 syllables, it is short and easy to say. Common nicknames include Cas. As of 2025, Casti ranks #1522 among girls' names in the United States. Its highest US ranking was #1522 in 2019.
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KAS-tee
Phonetic spelling
Currently #1522 among US baby names.
* Estimated trend — official birth-record data coming soon for this name
Casti means “Creative and imaginative spirit..” It is a girl's name of Spanish origin.
Casti is pronounced KAS-tee.
Casti is most commonly used as a girl's name.
Casti currently ranks #1522 among girls' names in the United States.
Popular nicknames for Casti include Cas.
Middle names that pair well with Casti include Casti Sol, Casti Azul, Casti Luna.
Other Spanish names you might love
“True to all”
“Creative and imaginative spirit.”
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“Precious green stone associated with wisdom and tranquility”
“Youthful, young at heart; Latin origin from Julius meaning "downy-bearded"”
“Combination of Maria and Eli”
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