Nameling

Kaz

Gender
Boy
Origin
Japanese
US rank, 2025
#3,657 for boys

Kaz is a boys' name of Japanese origin. In 2025 it ranked 3,657th for boys in the US (30 babies).

What does Kaz mean?

Japanese

A male given name serving as a diminutive of various given names with the element Kazu- from Japanese

From Wiktionary, CC BY-SA 4.0.

Is Kaz a girl's or a boy's name?

Kaz is a boys' name. In 2025, it was given to 30 boys in the US. Too few girls were given it to be listed.

How popular is Kaz in the US?

Rank in 2025
#3,657among boys
Babies in 2025
30about 1 in 57,000 boys
Five-year trend
Steadyup 22% in five years
Same name in a class
under 1%chance among 15 boys

In 2025, 30 boys in the US were named Kaz, making it the 3,657th most popular name for boys. Five years earlier, in 2020, it was 2,885th. Its busiest year was 2022, with 52 boys. It first appears in the records in 1918.

2025 had fewer boys named Kaz than any year since 2018.

Half of all the boys named Kaz in the US since 1880 were born between 1997 and 2021, the years shaded on the chart below.

1918Busiest: 52 in 20222025
Kaz in the US, year by year
YearBoysRank
202530#3,657
202436#3,270
202352#2,540
202252#2,588
202137#3,179
202041#2,885
201935#3,256
201821#4,606
201727#3,885
201622#4,469
201522#4,405
20147#9,636
201311#7,021
201215#5,714
201111#7,002
20109#8,133
200914#6,091
20089#8,319
200710#7,586
20068#8,726
200514#5,572
200411#6,514
20038#7,824
200210#6,515
20015#10,548
20007#8,202
19996#8,697
19986#8,472
19978#6,612
199610#5,528
19950–
19945#8,794
199311#4,995
199223#2,903
199113#4,223
199016#3,601
198924#2,609
198817#3,074
19877#5,453
19865#6,715
19850–
19845#6,311
19830–
19829#4,232
19810–
19806#5,523
197912#3,356
19788#4,155
19770–
19760–
19750–
19740–
19730–
19720–
19715#4,905
19700–
19690–
19680–
19670–
19660–
19650–
19640–
19630–
19620–
19610–
19600–
19590–
19580–
19570–
19560–
19550–
19540–
19530–
19520–
19510–
19500–
19490–
19480–
19470–
19460–
19450–
19440–
19430–
19420–
19410–
19400–
19390–
19380–
19370–
19360–
19350–
19340–
19330–
19320–
19310–
19300–
19290–
19280–
19270–
19260–
19250–
19240–
19230–
19220–
19210–
19200–
19190–
19185#4,178

Names like Kaz

Names given in the same years and the same naming tradition, with a similar sound.

Names related to Kaz

More Japanese names

Every Japanese name

Sources

Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.

To cite this page: Nameling, “Kaz: name meaning, origin and popularity”, https://www.nameling.co.uk/names/kaz, updated 20 October 2026.