Castiel

A familiar Hebrew name with steady appeal.

Boy's name| Also girlsHebrewRising fast Also a pet name
#816▲ 110in 2024

Meaning & Origin

A male given name.

Castiel is a boy's and girl's baby name of Hebrew origin, meaning "my cover is God" or "shield of God," from the Hebrew elements cas (cover) and el (God). While not a traditional biblical name, it follows the pattern of angelic Hebrew names ending in -el.

Castiel owes most of its popularity to the supernatural television series Supernatural, where Castiel is a beloved angel character played by Misha Collins. The name entered U.S. charts after the character's 2008 debut and has grown steadily among fans of the show.

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Popularity Over Time

Castiel has 16+ years of history in the U.S., first appearing in 2009.

0841682523362024

Popularity by Decade

Decade-by-decade popularity data for Castiel
DecadeBirthsTrend
2020s1,408▼
2010s2,239▲
2000s13—

Year-by-Year Data

View complete yearly data(16 years, 2009–2024)
Year-by-year popularity data for the name Castiel
YearBirthsRank
2024306#816
2023248#926
2022300#826
2021299#811
2020255#886
2019336#724
2018309#761
2017286#798
2016315#769
2015276#821
2014253#869
2013210#949
2012123#1369
201184#1739
201047#2590
200913#6489

Source: U.S. Social Security Administration. Showing years with 5+ recorded births.

Castiel as a Girl's Name

While overwhelmingly a boy's name, Castiel has also been given to 33 girls in the U.S. since 2013.

Unranked
Current rank
33
Total births
2016
Peak year
Compare Castiel as boy vs girl

Frequently Asked

Can Castiel be used for both boys and girls?
Yes, Castiel is used for both boys and girls. As a boy's name, it currently ranks #816. As a girl's name, it is not currently in the top rankings.

Castiel has two lives

Castiel, the baby name
#816boys
3,660 babies
Currently viewing
Castiel, the pet name
#3183pet name
26 pets
View pet page →

Last updated May 2026 · Data: U.S. Social Security Administration (2009–2024) · Methodology