Kairo
Boy name · #226 in 2025 · Well-known
How old is the name Kairo? In official American birth records, Kairo has been tracked continuously since 1995, giving it 30 years of documented American history.
In 2025, 1,577 baby boys were named Kairo, placing it at #226 in the official national rankings. A decade ago it stood at #1815, so the name has been rising over the past ten years. Roughly one in every 1,141 boys born in 2025 was named Kairo.
Babies named Kairo per year. Source: Official national birth records.
The 30-year story
Kairo first appears in the Social Security records in 1995, when 6 boys received the name. Its all-time peak is essentially right now: 2025, with 1,577 babies and a rank of #226. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Kairo against up to 5 other names.
Uniqueness: will there be another Kairo in class?
On our rarity read — which blends how common Kairo is today with its five-year momentum — the name reads as "well-known". A low score means broad familiarity: teachers will spell it right, and your child may share it with a classmate. For many families that's a feature, not a bug.
Where Kairo is most common
Geography matters for names, and Kairo is no exception. Adjusted for how many boys are born in each state, Kairo is most common in DC (4.7 per 1,000), DE (3.7 per 1,000), MD (2.7 per 1,000), GA (2.2 per 1,000), SC (2.1 per 1,000) — against a national average of about 1.1 per 1,000 boys. These are per-capita rates, so they show where Kairo is a genuine regional favorite rather than just where the most babies are born.
Names like Kairo
Statistically, parents drawn to Kairo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Cairo, Kyro, Kylo, Kohen, and Kenzo.
CairoKyroKyloKohenKenzoOttoArloKoa
Rank history (last 25 years)
| Year | Babies named Kairo | Rank |
|---|---|---|
| 2025 | 1,577 | #226 |
| 2024 | 1,483 | #238 |
| 2023 | 1,491 | #234 |
| 2022 | 1,415 | #250 |
| 2021 | 1,316 | #263 |
| 2020 | 1,195 | #280 |
| 2019 | 1,109 | #307 |
| 2018 | 608 | #483 |
| 2017 | 285 | #802 |
| 2016 | 153 | #1221 |
| 2015 | 82 | #1815 |
| 2014 | 72 | #1979 |
| 2013 | 71 | #1942 |
| 2012 | 44 | #2716 |
| 2011 | 43 | #2748 |
| 2010 | 24 | #4099 |
| 2009 | 41 | #2894 |
| 2008 | 17 | #5249 |
| 2007 | 24 | #4127 |
| 2006 | 31 | #3384 |
| 2005 | 23 | #3941 |
| 2004 | 12 | #6138 |
| 2003 | 17 | #4616 |
| 2002 | 15 | #4919 |
| 2001 | 9 | #6935 |
Frequently asked questions
How old is the name Kairo?
In official American birth records, the name Kairo first appeared in 1995 (over 30 years ago), when 6 newborn boys received the name. It has been tracked in modern national records for 30 years.
Is Kairo a popular boy name?
Kairo ranked #226 among boys in 2025 with 1,577 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #1815.
When was the name Kairo most popular?
Kairo peaked in 2025, when 1,577 American boys received the name (ranked #226 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Kairo?
In 2025, roughly 1 in 1,141 newborn American boys was named Kairo. On our rarity scale (rarity blended with momentum) we classify it as "well-known".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.