Koa
Girl name · #1589 in 2025 · Uniqueness 36/100
Koa is currently the #1589 girl name in the United States — 132 babies received it in 2025. A decade ago it stood at #9481, so the name has been rising over the past ten years. Roughly one in every 13,636 girls born in 2025 was named Koa.
Babies named Koa per year, 1880–2025. Source: SSA.
The 46-year story
Koa first appears in the Social Security records in 1979, when 5 girls received the name. Its all-time peak is essentially right now: 2024, with 136 babies and a rank of #1559. 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 Koa against up to 5 other names.
Uniqueness: will there be another Koa in class?
Koa scores 36 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Koa is most common
Geography matters for names, and Koa is no exception. In 2025 the states with the most Koas were CA (14), GA (13), TX (10), IN (7), LA (7). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Koa
Statistically, parents drawn to Koa tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Koda, Fia, Kit, Rya, and Dua.
KodaFiaKitRyaDuaAzulaAzaraMaeva
Rank history (last 25 years)
| Year | Babies named Koa | Rank |
|---|---|---|
| 2025 | 132 | #1587 |
| 2024 | 136 | #1559 |
| 2023 | 119 | #1724 |
| 2022 | 121 | #1720 |
| 2021 | 59 | #2848 |
| 2020 | 55 | #2931 |
| 2019 | 42 | #3611 |
| 2018 | 17 | #6792 |
| 2017 | 22 | #5661 |
| 2016 | 8 | #11781 |
| 2015 | 11 | #9481 |
| 2014 | 13 | #8485 |
| 2013 | 11 | #9612 |
| 2012 | 10 | #10429 |
| 2011 | 7 | #13347 |
| 2010 | 8 | #12276 |
| 2009 | 14 | #8454 |
| 2008 | 7 | #13832 |
| 2007 | 6 | #15491 |
| 2006 | 6 | #15152 |
| 2005 | 6 | #14502 |
| 2000 | 10 | #9163 |
| 1984 | 8 | #7398 |
| 1982 | 8 | #7469 |
| 1980 | 5 | #10392 |
Frequently asked questions
Is Koa a popular girl name?
Koa ranked #1589 among girls in 2025 with 132 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #9481.
When was the name Koa most popular?
Koa peaked in 2024, when 136 American girls received the name (ranked #1559 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Koa?
In 2025, roughly 1 in 13,636 newborn American girls was named Koa. It scores 36/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.