MallowbyNames

Kiro

KEE-ro · Of uncertain origin; possibly a diminutive or variant of names such as Kyros or Ciaran.

2025 rank (boys)
#4,139
Babies named in 2025
25
Peak popularity
2021
2025 frequency
1 in 68,323 boys
Usually for
Boys
Trend
Rising since 2015

Rising since 2015, #4,139 for boys today.

Popularity of Kiro since 2013

Babies named Kiro per year in U.S. Social Security records.

1021312020Most births 2021Boys
Data table (by decade)
DecadeBoys
2010s58
2020s132

Meaning & origin

Kiro is a modern name that entered the U.S. naming scene in 2013, a time when short, vowel-ending names were becoming popular. As of 2025, it ranks 4,139, with approximately 1 in 68,323 boys named Kiro each year. The name reached its peak popularity in 2021 and has been on an upward trajectory since 2015, indicating growing interest. While its origins are uncertain, it may draw from Greek or Irish roots, but its appeal likely lies in its simplicity and contemporary sound. Though not yet widespread enough to have top state associations, Kiro fits a trend of innovative, cross-cultural names favored by modern parents.

Kiro is a modern given name that first appeared in the United States in 2013. It may be a shortened form of the Greek name Kyros (meaning 'lord' or 'master') or an anglicized variant of the Irish name Ciaran (meaning 'little dark one'). However, no definitive etymology has been established, and its usage is primarily contemporary and creative in nature.

Sibling names for Kiro

Names that share Kiro's style, for a brother or sister.

Sisters: Mira, Lena, Nova, Aria, Isla

Brothers: Kai, Leo, Milo, Theo, Owen

A parent animal hugging its little one, the personalized name page

K is for Kiro, our favorite little boy.

K is for Kiro…”

In a Mallowby alphabet book, Kiro's letter becomes Kiro's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Kiro's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Kiro mean?
The meaning of Kiro is uncertain. It may be a variant of Kyros (Greek for 'lord') or Ciaran (Irish for 'little dark one'), but no single meaning is widely accepted.
How popular is the name Kiro?
Kiro first appeared in U.S. records in 2013. In 2025 it ranked 4,139 with about 1 in 68,323 boys given the name that year. Its popularity has been rising since 2015.
Is Kiro a boy's name or a girl's name?
Kiro is almost exclusively used as a boy's name in the United States.