Kainan
Boy name · #3810 in 2025 · Very rare
How old is the name Kainan? In official American birth records, Kainan has been tracked continuously since 1992, giving it 33 years of documented American history.
In 2025, 29 baby boys were named Kainan, placing it at #3810 in the official national rankings. A decade ago it stood at #3431, so the name has been falling over the past ten years. Roughly one in every 62,069 boys born in 2025 was named Kainan.
Babies named Kainan per year. Source: Official national birth records.
The 33-year story
Kainan first appears in the Social Security records in 1992, when 7 boys received the name. Its peak came in 2018, when 72 boys were named Kainan — good for #2017 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. 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 Kainan against up to 5 other names.
Uniqueness: will there be another Kainan in class?
On our rarity read — which blends how common Kainan is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kainan will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kainan is most common
State-level data for Kainan 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 Kainan
Statistically, parents drawn to Kainan tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Sinan, Kinan, Cainan, Kanaan, and Khylan.
SinanKinanCainanKanaanKhylanKailanKalmanKiyaan
Rank history (last 25 years)
| Year | Babies named Kainan | Rank |
|---|---|---|
| 2025 | 29 | #3757 |
| 2024 | 42 | #2958 |
| 2023 | 50 | #2614 |
| 2022 | 37 | #3216 |
| 2021 | 51 | #2552 |
| 2020 | 38 | #3025 |
| 2019 | 55 | #2421 |
| 2018 | 72 | #2017 |
| 2017 | 49 | #2566 |
| 2016 | 38 | #3059 |
| 2015 | 32 | #3431 |
| 2014 | 25 | #4014 |
| 2013 | 27 | #3753 |
| 2012 | 28 | #3714 |
| 2011 | 30 | #3510 |
| 2010 | 35 | #3181 |
| 2009 | 28 | #3721 |
| 2008 | 26 | #3921 |
| 2007 | 18 | #4996 |
| 2006 | 23 | #4105 |
| 2005 | 20 | #4326 |
| 2004 | 10 | #6976 |
| 2003 | 15 | #5035 |
| 2002 | 16 | #4703 |
| 2001 | 15 | #4890 |
Frequently asked questions
How old is the name Kainan?
In official American birth records, the name Kainan first appeared in 1992 (over 33 years ago), when 7 newborn boys received the name. It has been tracked in modern national records for 33 years.
Is Kainan a popular boy name?
Kainan ranked #3810 among boys in 2025 with 29 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #3431.
When was the name Kainan most popular?
Kainan peaked in 2018, when 72 American boys received the name (ranked #2017 that year). Since 2018 the name has declined from that high.
How rare is the name Kainan?
In 2025, roughly 1 in 62,069 newborn American boys was named Kainan. 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.