Kleo
Girl name · #2889 in 2025 · Very rare
How old is the name Kleo? In official American birth records, Kleo has been tracked continuously since 2005, giving it 20 years of documented American history.
Kleo ranks #2889 among American girls' names as of 2025, with 59 newborns given the name that year. A decade ago it stood at #10866, so the name has been rising over the past ten years. Roughly one in every 30,508 girls born in 2025 was named Kleo.
Babies named Kleo per year. Source: Official national birth records.
The 20-year story
Kleo first appears in the Social Security records in 2005, when 5 girls received the name. Its all-time peak is essentially right now: 2025, with 59 babies and a rank of #2859. 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 Kleo against up to 5 other names.
Uniqueness: will there be another Kleo in class?
On our rarity read — which blends how common Kleo is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kleo will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kleo is most common
State-level data for Kleo is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Kleo
Statistically, parents drawn to Kleo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Lilo, Koda, Klani, Arlo, and Kairo.
LiloKodaKlaniArloKairoKyariKaiorKoah
Rank history (last 25 years)
| Year | Babies named Kleo | Rank |
|---|---|---|
| 2025 | 59 | #2859 |
| 2024 | 58 | #2857 |
| 2023 | 50 | #3225 |
| 2022 | 40 | #3765 |
| 2021 | 43 | #3553 |
| 2020 | 25 | #5003 |
| 2019 | 25 | #5163 |
| 2018 | 20 | #6010 |
| 2017 | 20 | #6044 |
| 2016 | 9 | #10859 |
| 2015 | 9 | #10866 |
| 2014 | 7 | #13069 |
| 2013 | 7 | #13150 |
| 2012 | 7 | #13483 |
| 2011 | 7 | #13347 |
| 2005 | 5 | #16462 |
Frequently asked questions
How old is the name Kleo?
In official American birth records, the name Kleo first appeared in 2005 (over 20 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 20 years.
Is Kleo a popular girl name?
Kleo ranked #2889 among girls in 2025 with 59 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #10866.
When was the name Kleo most popular?
Kleo peaked in 2025, when 59 American girls received the name (ranked #2859 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Kleo?
In 2025, roughly 1 in 30,508 newborn American girls was named Kleo. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.