Kaidyn
Boy name · #2162 in 2025 · Uniqueness 84/100
In 2025, 67 baby boys were named Kaidyn, placing it at #2162 in the official national rankings. A decade ago it stood at #1185, so the name has been falling over the past ten years. Roughly one in every 26,866 boys born in 2025 was named Kaidyn.
Babies named Kaidyn per year, 1880–2025. Source: SSA.
The 26-year story
Kaidyn first appears in the Social Security records in 1999, when 6 boys received the name. Its peak came in 2014, when 190 boys were named Kaidyn — good for #1048 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 Kaidyn against up to 5 other names.
Uniqueness: will there be another Kaidyn in class?
Kaidyn scores 84 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Kaidyn will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kaidyn is most common
State-level data for Kaidyn is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Kaidyn
Statistically, parents drawn to Kaidyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Kamdyn, Camdyn, Kaedyn, Zaedyn, and Landyn.
KamdynCamdynKaedynZaedynLandynRaidynJordynZaidyn
Rank history (last 25 years)
| Year | Babies named Kaidyn | Rank |
|---|---|---|
| 2025 | 67 | #2145 |
| 2024 | 83 | #1902 |
| 2023 | 123 | #1465 |
| 2022 | 108 | #1611 |
| 2021 | 100 | #1658 |
| 2020 | 113 | #1499 |
| 2019 | 156 | #1218 |
| 2018 | 139 | #1305 |
| 2017 | 100 | #1605 |
| 2016 | 156 | #1208 |
| 2015 | 156 | #1185 |
| 2014 | 190 | #1048 |
| 2013 | 162 | #1119 |
| 2012 | 185 | #1040 |
| 2011 | 161 | #1126 |
| 2010 | 139 | #1256 |
| 2009 | 131 | #1324 |
| 2008 | 124 | #1374 |
| 2007 | 95 | #1621 |
| 2006 | 69 | #1943 |
| 2005 | 52 | #2265 |
| 2004 | 54 | #2164 |
| 2003 | 33 | #2922 |
| 2002 | 24 | #3554 |
| 2001 | 9 | #6935 |
Frequently asked questions
Is Kaidyn a popular boy name?
Kaidyn ranked #2162 among boys in 2025 with 67 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1185.
When was the name Kaidyn most popular?
Kaidyn peaked in 2014, when 190 American boys received the name (ranked #1048 that year). Since 2014 the name has declined from that high.
How rare is the name Kaidyn?
In 2025, roughly 1 in 26,866 newborn American boys was named Kaidyn. It scores 84/100 on our uniqueness scale (rarity blended with momentum), which we classify as "rare".
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.