Boy or Girl

Is Kaidyn a boy or girl name?

Kaidyn is mostly a boy name in the US. In 2024, 16 girls and 80 boys were named Kaidyn, so 16.7% were girls. Across 1880–2024, 32.9% of the 3,980 US babies named Kaidyn were girls.

Boy rank, 2024
#1,958
Girl rank, 2024
#7,054
Babies named Kaidyn since 1998
3,980
Most popular year
2012
278 babies
Babies named Kaidyn each year in the US
Line chart of US births named Kaidyn from 1998 to 2024, boys and girls. The table below has every value.05010015020020002020

Boys and girls named Kaidyn, by decade

DecadeBoysGirlsShare girls
1990s6650%
2000s59752947%
2010s1,54468130.6%
2020s5249315.1%
Every year
YearBoysBoy rankGirlsGirl rank
202480#1,95816#7,054
2023123#1,46814#7,814
2022108#1,61621#5,864
2021100#1,65817#6,832
2020113#1,49925#5,087
2019156#1,22030#4,599
2018139#1,31243#3,588
2017100#1,60842#3,663
2016156#1,21347#3,396
2015156#1,18661#2,865
2014190#1,05180#2,316
2013162#1,12087#2,161
2012185#1,04393#2,069
2011161#1,128101#1,959
2010139#1,26097#2,048
2009131#1,326109#1,924
2008124#1,37791#2,196
200795#1,63074#2,526
200669#1,95867#2,683
200552#2,28466#2,587
200454#2,17857#2,824
200333#2,96532#4,151
200224#3,61821#5,567
20019#7,20812#8,454
20006#9,6950–
19996#9,2910–
19980–6#13,201

Highest rank

As a boy name, Kaidyn reached #1,043 in 2012. As a girl name, it reached #1,924 in 2009. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.

Names from the same era

These names were also most popular in the 2010s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.

Girls

Boys

Names spelled like Kaidyn

Compare Kaidyn with another nameTry Kaidyn with your surnameTop names of 2012More names starting with K

Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.