Kaisyn
Boy name · #1931 in 2025 · Very rare
How old is the name Kaisyn? In official American birth records, Kaisyn has been tracked continuously since 2010, giving it 15 years of documented American history.
Kaisyn is currently the #1931 boy name in the United States — 81 babies received it in 2025. A decade ago it stood at #3684, so the name has been rising over the past ten years. Roughly one in every 22,222 boys born in 2025 was named Kaisyn.
The 15-year story
Kaisyn first appears in the Social Security records in 2010, when 15 boys received the name. Its all-time peak is essentially right now: 2024, with 107 babies and a rank of #1599. 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.
Babies named Kaisyn per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Kaisyn against up to 5 other names.
Uniqueness: will there be another Kaisyn in class?
On our rarity read — which blends how common Kaisyn is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kaisyn will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kaisyn is most common
State-level data for Kaisyn 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 Kaisyn
Statistically, parents drawn to Kaisyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Hudsyn, Kolsyn, Karsyn, Kasyn, and Kaesyn.
HudsynKolsynKarsynKasynKaesynKashtynChosynEmersyn
Rank history (last 25 years)
| Year | Babies named Kaisyn | Rank |
|---|---|---|
| 2025 | 81 | #1919 |
| 2024 | 107 | #1599 |
| 2023 | 89 | #1803 |
| 2022 | 93 | #1771 |
| 2021 | 78 | #1931 |
| 2020 | 74 | #1946 |
| 2019 | 51 | #2556 |
| 2018 | 62 | #2210 |
| 2017 | 45 | #2715 |
| 2016 | 40 | #2935 |
| 2015 | 29 | #3684 |
| 2014 | 33 | #3297 |
| 2013 | 22 | #4313 |
| 2012 | 20 | #4686 |
| 2011 | 16 | #5433 |
| 2010 | 15 | #5741 |
Frequently asked questions
How old is the name Kaisyn?
In official American birth records, the name Kaisyn first appeared in 2010 (over 15 years ago), when 15 newborn boys received the name. It has been tracked in modern national records for 15 years.
Is Kaisyn a popular boy name?
Kaisyn ranked #1931 among boys in 2025 with 81 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #3684.
When was the name Kaisyn most popular?
Kaisyn peaked in 2024, when 107 American boys received the name (ranked #1599 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Kaisyn?
In 2025, roughly 1 in 22,222 newborn American boys was named Kaisyn. 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.