Koa
4 countries#269 in United States, 2025Popularity across 4 countries
Each line is scaled to its own peak, so you can compare when Koa was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
8,548 births recorded 1978–2025 · currently #269 · peaked in 2025 with 1,413 births
Most common in: California, Texas, Florida, Hawaii, North Carolina
Source: Social Security Administration, official birth-registration data
🇬🇧 United Kingdom
553 births recorded 2004–2025 · currently #139 · peaked in 2021 with 107 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
🏴🏴 England & Wales
371 births recorded 2004–2021 · currently #489 · peaked in 2021 with 94 births
Source: Office for National Statistics, official birth-registration data
🏴 Scotland
109 births recorded 2014–2025 · currently #152 · peaked in 2025 with 29 births
Source: National Records of Scotland, official birth-registration data
Northern Ireland
73 births recorded 2017–2025 · currently #126 · peaked in 2025 with 18 births
Source: NISRA, official birth-registration data
United States rank history
Koa’s rank among boys’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2006 | #2784 | — |
| 2007 | #2304 | ↑480 |
| 2008 | #1874 | ↑430 |
| 2009 | #1825 | ↑49 |
| 2010 | #1898 | ↓73 |
| 2011 | #1687 | ↑211 |
| 2012 | #1407 | ↑280 |
| 2013 | #1459 | ↓52 |
| 2014 | #1456 | ↑3 |
| 2015 | #1157 | ↑299 |
| 2016 | #1221 | ↓64 |
| 2017 | #936 | ↑285 |
| 2018 | #809 | ↑127 |
| 2019 | #739 | ↑70 |
| 2020 | #582 | ↑157 |
| 2021 | #545 | ↑37 |
| 2022 | #350 | ↑195 |
| 2023 | #298 | ↑52 |
| 2024 | #292 | ↑6 |
| 2025 | #269 | ↑23 |
Frequently asked questions about Koa
Is Koa a popular name?
Yes — Koa currently ranks #269 among boys’ names in United States as of 2025, based on official birth records.
Is Koa more common for boys or girls?
Koa is recorded predominantly as a boys’ name in official United States birth data.
When was Koa most popular?
Koa peaked in 2025 in United States, with 1,413 recorded births that year.
Is Koa rising or falling in popularity?
In United States, Koa’s popularity is rising — its rank has improved from #4554 in 1978 to #269 in 2025.
How many babies have been named Koa?
At least 9,101 babies have been recorded with the name Koa across official birth statistics in 4 countries.
Is Koa popular in more than one country?
Yes — Koa appears in official birth records in 4 countries: United States, England & Wales, Scotland, Northern Ireland.
What names are similar in popularity to Koa?
Based on real 2025 ranking data in United States, names ranked closest to Koa include Saint, Cyrus, Karter, Steven.
Similar names right now
Ranked directly next to Koa in United States, 2025 — a real popularity match, not a subjective list.