Meaning & origin
A reliable meaning for Kayleen isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 1934. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Kayleen through the years
- Babies since 1880
- 7,995
- 0 boys · 7,995 girls
- Most popular year
- 2010
- 284 babies
- 2025
- 70
- #2,524 for girls
- 2021–25 vs 2016–20
- −19%
- Easing
Where it’s given
By the numbers
In 2025, this name appeared in 70 U.S. birth records for girls, ranking No. 2,524 among girls’ names. Average annual use for girls was 18.5% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 284 in 2010. In 2025, California and Texas shared the largest reported state-level birth count for girls with this name (13 each). Published U.S. population figures for this spelling include 6,263 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Kayleen’s family of names
Kayleen has a related form in Kaila.
Inner ring: spellings · outer: nicknames and forms.
Nicknames & forms 1
Diminutives, pet forms, short forms and variants used alongside the name.
Spellings & scripts 2
The same name written differently, including transliterations into other scripts.
Similar names
If you love Kayleen, these share its style, era, origin or sound, from outside its own family.
Kaylee
Kaylee is a feminine given name.
>99% girls
Cali
“one who is lean” · “crowned with laurel”
3% boys · 97% girls
Allie
“the son of a noble” · “helper and defender of mankind”
>99% girls
Aylin
“having a moonlit halo”
1% boys · 99% girls
Kate
“one who is pure; virginal”
>99% girls
Jazlyn
Jazlyn is a feminine given name.
>99% girls
Kendall
“from the royal valley”
15% boys · 85% girls
Camille
“a ceremonial attendant; a noble virgin”
>99% girls