Given name
Kayci
“a vigilant woman”·“a vigilant man; one who is alert”
Kayci is a variant of Kasey. In Irish use, Kasey carries the interpretation “a vigilant woman.” Kayci is a variant of Kacey. One Irish interpretation is “a vigilant man; one who is alert.”
Meaning & origin
What it means
Kayci is a variant of Kasey. In Irish use, Kasey carries the interpretation “a vigilant woman.” Kayci is a variant of Kacey. One Irish interpretation is “a vigilant man; one who is alert.”
Explained through its name family
Where it comes from
Kayci is a variant of Kacey. An origin associated with Kacey is Irish.
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1974. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Kayci through the years
- Babies since 1880
- 1,667
- 14 boys · 1,653 girls
- Most popular year
- 1990
- 77 babies
- 2025
- 17
- #6,685 for girls
- 2021–25 vs 2016–20
- −9%
- Steady
By the numbers
In 2025, this name appeared in 17 U.S. birth records for girls, ranking No. 6,685 among girls’ names. Average annual use for girls was 6.3% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 77 in 1990. Published U.S. population figures for this spelling include 1,368 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.
Kayci’s family of names
Kayci has a related form in Kasey. Kayci has a related form in Kacey.
Inner ring: spellings · outer: nicknames and forms.
Nicknames & forms 2
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 Kayci, these share its style, era, origin or sound, from outside its own family.
Kaci
“a vigilant man; one who is alert” · “a vigilant woman”
7% boys · 93% girls
Karly
“a small, strong woman”
>99% girls
Kamri
>99% girls
Karli
“a free man” · “a small, strong woman”
>99% girls
Caylene
>99% girls
Kaila
“crowned with laurel” · “a stylish man”
>99% girls
Caitria
>99% girls
Catria
>99% girls